Home / 11,145,672.10-16,718,508.15-9,976,501.90

Finding the Fourth Proportional to 11,145,672.10, 16,718,508.15 and 9,976,501.90

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Solution

The fourth proportional to 11,145,672.10, 16,718,508.15 and 9,976,501.90 is: 14,964,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145,672.10 : 16,718,508.15 = 9,976,501.90 : x
  2. Step 2: Convert to fraction form
    11,145,672.10/16,718,508.15 = 9,976,501.90/x
  3. Step 3: Cross multiply
    11,145,672.10x = 16,718,508.15 × 9,976,501.90
  4. Step 4: Simplify right side
    11,145,672.10x = 166,792,228,323,640.50
  5. Step 5: Solve for x
    x = 166,792,228,323,640.50/11,145,672.10
  6. Step 6: Final answer
    x = 14,964,752.85

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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.