Home / 22,498,785.10-31,048,225.23-12,575,654.74

Finding the Fourth Proportional to 22,498,785.10, 31,048,225.23 and 12,575,654.74

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Solution

The fourth proportional to 22,498,785.10, 31,048,225.23 and 12,575,654.74 is: 17,354,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,498,785.10 : 31,048,225.23 = 12,575,654.74 : x
  2. Step 2: Convert to fraction form
    22,498,785.10/31,048,225.23 = 12,575,654.74/x
  3. Step 3: Cross multiply
    22,498,785.10x = 31,048,225.23 × 12,575,654.74
  4. Step 4: Simplify right side
    22,498,785.10x = 390,451,760,782,237.12
  5. Step 5: Solve for x
    x = 390,451,760,782,237.12/22,498,785.10
  6. Step 6: Final answer
    x = 17,354,348.65

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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.