Home / 28,884,031.80-43,315,550.10-9,715,414.20

Finding the Fourth Proportional to 28,884,031.80, 43,315,550.10 and 9,715,414.20

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Solution

The fourth proportional to 28,884,031.80, 43,315,550.10 and 9,715,414.20 is: 14,569,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,031.80 : 43,315,550.10 = 9,715,414.20 : x
  2. Step 2: Convert to fraction form
    28,884,031.80/43,315,550.10 = 9,715,414.20/x
  3. Step 3: Cross multiply
    28,884,031.80x = 43,315,550.10 × 9,715,414.20
  4. Step 4: Simplify right side
    28,884,031.80x = 420,828,510,522,351.38
  5. Step 5: Solve for x
    x = 420,828,510,522,351.38/28,884,031.80
  6. Step 6: Final answer
    x = 14,569,590.33

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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.