Home / 18,200,285.09-25,116,937.34-9,940,737.02

Finding the Fourth Proportional to 18,200,285.09, 25,116,937.34 and 9,940,737.02

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Solution

The fourth proportional to 18,200,285.09, 25,116,937.34 and 9,940,737.02 is: 13,718,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200,285.09 : 25,116,937.34 = 9,940,737.02 : x
  2. Step 2: Convert to fraction form
    18,200,285.09/25,116,937.34 = 9,940,737.02/x
  3. Step 3: Cross multiply
    18,200,285.09x = 25,116,937.34 × 9,940,737.02
  4. Step 4: Simplify right side
    18,200,285.09x = 249,680,868,819,906.47
  5. Step 5: Solve for x
    x = 249,680,868,819,906.47/18,200,285.09
  6. Step 6: Final answer
    x = 13,718,514.16

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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.