Home / 65,566,229.57-90,480,928.35-35,796,876.70

Finding the Fourth Proportional to 65,566,229.57, 90,480,928.35 and 35,796,876.70

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Solution

The fourth proportional to 65,566,229.57, 90,480,928.35 and 35,796,876.70 is: 49,399,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,566,229.57 : 90,480,928.35 = 35,796,876.70 : x
  2. Step 2: Convert to fraction form
    65,566,229.57/90,480,928.35 = 35,796,876.70/x
  3. Step 3: Cross multiply
    65,566,229.57x = 90,480,928.35 × 35,796,876.70
  4. Step 4: Simplify right side
    65,566,229.57x = 3,238,934,635,722,815
  5. Step 5: Solve for x
    x = 3,238,934,635,722,815/65,566,229.57
  6. Step 6: Final answer
    x = 49,399,434.08

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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.