Home / 31,536,326.90-47,304,490.35-8,817,187.70

Finding the Fourth Proportional to 31,536,326.90, 47,304,490.35 and 8,817,187.70

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Solution

The fourth proportional to 31,536,326.90, 47,304,490.35 and 8,817,187.70 is: 13,225,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,326.90 : 47,304,490.35 = 8,817,187.70 : x
  2. Step 2: Convert to fraction form
    31,536,326.90/47,304,490.35 = 8,817,187.70/x
  3. Step 3: Cross multiply
    31,536,326.90x = 47,304,490.35 × 8,817,187.70
  4. Step 4: Simplify right side
    31,536,326.90x = 417,092,570,468,788.69
  5. Step 5: Solve for x
    x = 417,092,570,468,788.69/31,536,326.90
  6. Step 6: Final answer
    x = 13,225,781.55

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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.