Home / 10,578,614.20-15,901,746.90-9,829,785.40

Finding the Fourth Proportional to 10,578,614.20, 15,901,746.90 and 9,829,785.40

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Solution

The fourth proportional to 10,578,614.20, 15,901,746.90 and 9,829,785.40 is: 14,776,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,578,614.20 : 15,901,746.90 = 9,829,785.40 : x
  2. Step 2: Convert to fraction form
    10,578,614.20/15,901,746.90 = 9,829,785.40/x
  3. Step 3: Cross multiply
    10,578,614.20x = 15,901,746.90 × 9,829,785.40
  4. Step 4: Simplify right side
    10,578,614.20x = 156,310,759,512,115.28
  5. Step 5: Solve for x
    x = 156,310,759,512,115.28/10,578,614.20
  6. Step 6: Final answer
    x = 14,776,109.29

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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.