Home / 31,559,660.10-47,339,490.15-13,608,764.10

Finding the Fourth Proportional to 31,559,660.10, 47,339,490.15 and 13,608,764.10

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Solution

The fourth proportional to 31,559,660.10, 47,339,490.15 and 13,608,764.10 is: 20,413,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559,660.10 : 47,339,490.15 = 13,608,764.10 : x
  2. Step 2: Convert to fraction form
    31,559,660.10/47,339,490.15 = 13,608,764.10/x
  3. Step 3: Cross multiply
    31,559,660.10x = 47,339,490.15 × 13,608,764.10
  4. Step 4: Simplify right side
    31,559,660.10x = 644,231,954,065,623.62
  5. Step 5: Solve for x
    x = 644,231,954,065,623.62/31,559,660.10
  6. Step 6: Final answer
    x = 20,413,146.15

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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.