Home / 15,554,431.80-23,331,647.70-10,179,660.60

Finding the Fourth Proportional to 15,554,431.80, 23,331,647.70 and 10,179,660.60

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Solution

The fourth proportional to 15,554,431.80, 23,331,647.70 and 10,179,660.60 is: 15,269,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,431.80 : 23,331,647.70 = 10,179,660.60 : x
  2. Step 2: Convert to fraction form
    15,554,431.80/23,331,647.70 = 10,179,660.60/x
  3. Step 3: Cross multiply
    15,554,431.80x = 23,331,647.70 × 10,179,660.60
  4. Step 4: Simplify right side
    15,554,431.80x = 237,508,254,824,770.59
  5. Step 5: Solve for x
    x = 237,508,254,824,770.59/15,554,431.80
  6. Step 6: Final answer
    x = 15,269,490.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.