Home / 56,656,207.20-84,872,336.40-31,051,394.40

Finding the Fourth Proportional to 56,656,207.20, 84,872,336.40 and 31,051,394.40

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Solution

The fourth proportional to 56,656,207.20, 84,872,336.40 and 31,051,394.40 is: 46,515,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656,207.20 : 84,872,336.40 = 31,051,394.40 : x
  2. Step 2: Convert to fraction form
    56,656,207.20/84,872,336.40 = 31,051,394.40/x
  3. Step 3: Cross multiply
    56,656,207.20x = 84,872,336.40 × 31,051,394.40
  4. Step 4: Simplify right side
    56,656,207.20x = 2,635,404,391,205,876
  5. Step 5: Solve for x
    x = 2,635,404,391,205,876/56,656,207.20
  6. Step 6: Final answer
    x = 46,515,722.13

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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.