Home / 31,545,218.10-47,317,827.15-13,594,322.10

Finding the Fourth Proportional to 31,545,218.10, 47,317,827.15 and 13,594,322.10

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Solution

The fourth proportional to 31,545,218.10, 47,317,827.15 and 13,594,322.10 is: 20,391,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,545,218.10 : 47,317,827.15 = 13,594,322.10 : x
  2. Step 2: Convert to fraction form
    31,545,218.10/47,317,827.15 = 13,594,322.10/x
  3. Step 3: Cross multiply
    31,545,218.10x = 47,317,827.15 × 13,594,322.10
  4. Step 4: Simplify right side
    31,545,218.10x = 643,253,783,349,225
  5. Step 5: Solve for x
    x = 643,253,783,349,225/31,545,218.10
  6. Step 6: Final answer
    x = 20,391,483.15

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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.