Home / 10,856,428.20-14,980,810.50-6,272,651.16

Finding the Fourth Proportional to 10,856,428.20, 14,980,810.50 and 6,272,651.16

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Solution

The fourth proportional to 10,856,428.20, 14,980,810.50 and 6,272,651.16 is: 8,655,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,428.20 : 14,980,810.50 = 6,272,651.16 : x
  2. Step 2: Convert to fraction form
    10,856,428.20/14,980,810.50 = 6,272,651.16/x
  3. Step 3: Cross multiply
    10,856,428.20x = 14,980,810.50 × 6,272,651.16
  4. Step 4: Simplify right side
    10,856,428.20x = 93,969,398,360,565.19
  5. Step 5: Solve for x
    x = 93,969,398,360,565.19/10,856,428.20
  6. Step 6: Final answer
    x = 8,655,645.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.