Home / 10,232,081.80-15,348,122.70-6,139,986.10

Finding the Fourth Proportional to 10,232,081.80, 15,348,122.70 and 6,139,986.10

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Solution

The fourth proportional to 10,232,081.80, 15,348,122.70 and 6,139,986.10 is: 9,209,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232,081.80 : 15,348,122.70 = 6,139,986.10 : x
  2. Step 2: Convert to fraction form
    10,232,081.80/15,348,122.70 = 6,139,986.10/x
  3. Step 3: Cross multiply
    10,232,081.80x = 15,348,122.70 × 6,139,986.10
  4. Step 4: Simplify right side
    10,232,081.80x = 94,237,260,039,094.45
  5. Step 5: Solve for x
    x = 94,237,260,039,094.45/10,232,081.80
  6. Step 6: Final answer
    x = 9,209,979.15

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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.