Home / 67,378,976.60-101,068,136.85-26,409,468.20

Finding the Fourth Proportional to 67,378,976.60, 101,068,136.85 and 26,409,468.20

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Solution

The fourth proportional to 67,378,976.60, 101,068,136.85 and 26,409,468.20 is: 39,614,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,378,976.60 : 101,068,136.85 = 26,409,468.20 : x
  2. Step 2: Convert to fraction form
    67,378,976.60/101,068,136.85 = 26,409,468.20/x
  3. Step 3: Cross multiply
    67,378,976.60x = 101,068,136.85 × 26,409,468.20
  4. Step 4: Simplify right side
    67,378,976.60x = 2,669,155,746,173,323
  5. Step 5: Solve for x
    x = 2,669,155,746,173,323/67,378,976.60
  6. Step 6: Final answer
    x = 39,614,073.72

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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.