Home / 51,215,951.56-70,679,852.85-29,192,774.08

Finding the Fourth Proportional to 51,215,951.56, 70,679,852.85 and 29,192,774.08

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Solution

The fourth proportional to 51,215,951.56, 70,679,852.85 and 29,192,774.08 is: 40,287,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215,951.56 : 70,679,852.85 = 29,192,774.08 : x
  2. Step 2: Convert to fraction form
    51,215,951.56/70,679,852.85 = 29,192,774.08/x
  3. Step 3: Cross multiply
    51,215,951.56x = 70,679,852.85 × 29,192,774.08
  4. Step 4: Simplify right side
    51,215,951.56x = 2,063,340,976,190,467.50
  5. Step 5: Solve for x
    x = 2,063,340,976,190,467.50/51,215,951.56
  6. Step 6: Final answer
    x = 40,287,076.85

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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.