Home / 40,279,701.60-60,277,834.80-36,878,479.20

Finding the Fourth Proportional to 40,279,701.60, 60,277,834.80 and 36,878,479.20

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Solution

The fourth proportional to 40,279,701.60, 60,277,834.80 and 36,878,479.20 is: 55,187,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279,701.60 : 60,277,834.80 = 36,878,479.20 : x
  2. Step 2: Convert to fraction form
    40,279,701.60/60,277,834.80 = 36,878,479.20/x
  3. Step 3: Cross multiply
    40,279,701.60x = 60,277,834.80 × 36,878,479.20
  4. Step 4: Simplify right side
    40,279,701.60x = 2,222,954,876,892,836.25
  5. Step 5: Solve for x
    x = 2,222,954,876,892,836.25/40,279,701.60
  6. Step 6: Final answer
    x = 55,187,967.85

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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.