Home / 31,502,460.30-47,253,690.45-25,125,168.30

Finding the Fourth Proportional to 31,502,460.30, 47,253,690.45 and 25,125,168.30

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Solution

The fourth proportional to 31,502,460.30, 47,253,690.45 and 25,125,168.30 is: 37,687,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502,460.30 : 47,253,690.45 = 25,125,168.30 : x
  2. Step 2: Convert to fraction form
    31,502,460.30/47,253,690.45 = 25,125,168.30/x
  3. Step 3: Cross multiply
    31,502,460.30x = 47,253,690.45 × 25,125,168.30
  4. Step 4: Simplify right side
    31,502,460.30x = 1,187,256,925,352,352.75
  5. Step 5: Solve for x
    x = 1,187,256,925,352,352.75/31,502,460.30
  6. Step 6: Final answer
    x = 37,687,752.45

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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.