Home / 15,170,010.40-22,755,015.60-5,072,631.40

Finding the Fourth Proportional to 15,170,010.40, 22,755,015.60 and 5,072,631.40

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Solution

The fourth proportional to 15,170,010.40, 22,755,015.60 and 5,072,631.40 is: 7,608,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,010.40 : 22,755,015.60 = 5,072,631.40 : x
  2. Step 2: Convert to fraction form
    15,170,010.40/22,755,015.60 = 5,072,631.40/x
  3. Step 3: Cross multiply
    15,170,010.40x = 22,755,015.60 × 5,072,631.40
  4. Step 4: Simplify right side
    15,170,010.40x = 115,427,806,640,049.86
  5. Step 5: Solve for x
    x = 115,427,806,640,049.86/15,170,010.40
  6. Step 6: Final answer
    x = 7,608,947.10

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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.