Home / 51,208,470.16-70,673,165.30-31,375,397.60

Finding the Fourth Proportional to 51,208,470.16, 70,673,165.30 and 31,375,397.60

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Solution

The fourth proportional to 51,208,470.16, 70,673,165.30 and 31,375,397.60 is: 43,301,404.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,208,470.16 : 70,673,165.30 = 31,375,397.60 : x
  2. Step 2: Convert to fraction form
    51,208,470.16/70,673,165.30 = 31,375,397.60/x
  3. Step 3: Cross multiply
    51,208,470.16x = 70,673,165.30 × 31,375,397.60
  4. Step 4: Simplify right side
    51,208,470.16x = 2,217,398,660,427,780.50
  5. Step 5: Solve for x
    x = 2,217,398,660,427,780.50/51,208,470.16
  6. Step 6: Final answer
    x = 43,301,404.12

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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.