Home / 31,030,517.52-46,513,839.15-13,766,848.61

Finding the Fourth Proportional to 31,030,517.52, 46,513,839.15 and 13,766,848.61

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Solution

The fourth proportional to 31,030,517.52, 46,513,839.15 and 13,766,848.61 is: 20,636,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030,517.52 : 46,513,839.15 = 13,766,848.61 : x
  2. Step 2: Convert to fraction form
    31,030,517.52/46,513,839.15 = 13,766,848.61/x
  3. Step 3: Cross multiply
    31,030,517.52x = 46,513,839.15 × 13,766,848.61
  4. Step 4: Simplify right side
    31,030,517.52x = 640,348,981,615,371.88
  5. Step 5: Solve for x
    x = 640,348,981,615,371.88/31,030,517.52
  6. Step 6: Final answer
    x = 20,636,103.84

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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.