Home / 15,684,245.46-21,644,410.95-9,068,337.18

Finding the Fourth Proportional to 15,684,245.46, 21,644,410.95 and 9,068,337.18

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Solution

The fourth proportional to 15,684,245.46, 21,644,410.95 and 9,068,337.18 is: 12,514,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684,245.46 : 21,644,410.95 = 9,068,337.18 : x
  2. Step 2: Convert to fraction form
    15,684,245.46/21,644,410.95 = 9,068,337.18/x
  3. Step 3: Cross multiply
    15,684,245.46x = 21,644,410.95 × 9,068,337.18
  4. Step 4: Simplify right side
    15,684,245.46x = 196,278,816,557,084.09
  5. Step 5: Solve for x
    x = 196,278,816,557,084.09/15,684,245.46
  6. Step 6: Final answer
    x = 12,514,393.32

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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.