Home / 51,660,260.11-71,290,548.02-28,138,722.97

Finding the Fourth Proportional to 51,660,260.11, 71,290,548.02 and 28,138,722.97

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Solution

The fourth proportional to 51,660,260.11, 71,290,548.02 and 28,138,722.97 is: 38,831,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,660,260.11 : 71,290,548.02 = 28,138,722.97 : x
  2. Step 2: Convert to fraction form
    51,660,260.11/71,290,548.02 = 28,138,722.97/x
  3. Step 3: Cross multiply
    51,660,260.11x = 71,290,548.02 × 28,138,722.97
  4. Step 4: Simplify right side
    51,660,260.11x = 2,006,024,981,114,261.75
  5. Step 5: Solve for x
    x = 2,006,024,981,114,261.75/51,660,260.11
  6. Step 6: Final answer
    x = 38,831,104.93

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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.