Home / 67,392,032.70-101,088,049.05-53,955,104.70

Finding the Fourth Proportional to 67,392,032.70, 101,088,049.05 and 53,955,104.70

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Solution

The fourth proportional to 67,392,032.70, 101,088,049.05 and 53,955,104.70 is: 80,932,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,392,032.70 : 101,088,049.05 = 53,955,104.70 : x
  2. Step 2: Convert to fraction form
    67,392,032.70/101,088,049.05 = 53,955,104.70/x
  3. Step 3: Cross multiply
    67,392,032.70x = 101,088,049.05 × 53,955,104.70
  4. Step 4: Simplify right side
    67,392,032.70x = 5,454,216,270,411,486
  5. Step 5: Solve for x
    x = 5,454,216,270,411,486/67,392,032.70
  6. Step 6: Final answer
    x = 80,932,657.05

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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.