Home / 15,707,344.80-23,561,017.20-11,455,816.80

Finding the Fourth Proportional to 15,707,344.80, 23,561,017.20 and 11,455,816.80

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Solution

The fourth proportional to 15,707,344.80, 23,561,017.20 and 11,455,816.80 is: 17,183,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707,344.80 : 23,561,017.20 = 11,455,816.80 : x
  2. Step 2: Convert to fraction form
    15,707,344.80/23,561,017.20 = 11,455,816.80/x
  3. Step 3: Cross multiply
    15,707,344.80x = 23,561,017.20 × 11,455,816.80
  4. Step 4: Simplify right side
    15,707,344.80x = 269,910,696,664,848.97
  5. Step 5: Solve for x
    x = 269,910,696,664,848.97/15,707,344.80
  6. Step 6: Final answer
    x = 17,183,725.20

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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.