Home / 15,257,165.27-21,046,501.89-9,665,171.10

Finding the Fourth Proportional to 15,257,165.27, 21,046,501.89 and 9,665,171.10

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Solution

The fourth proportional to 15,257,165.27, 21,046,501.89 and 9,665,171.10 is: 13,332,623.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,257,165.27 : 21,046,501.89 = 9,665,171.10 : x
  2. Step 2: Convert to fraction form
    15,257,165.27/21,046,501.89 = 9,665,171.10/x
  3. Step 3: Cross multiply
    15,257,165.27x = 21,046,501.89 × 9,665,171.10
  4. Step 4: Simplify right side
    15,257,165.27x = 203,418,041,823,323.38
  5. Step 5: Solve for x
    x = 203,418,041,823,323.38/15,257,165.27
  6. Step 6: Final answer
    x = 13,332,623.61

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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.