Home / 64,482,389.60-96,597,613.20-38,847,250.40

Finding the Fourth Proportional to 64,482,389.60, 96,597,613.20 and 38,847,250.40

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Solution

The fourth proportional to 64,482,389.60, 96,597,613.20 and 38,847,250.40 is: 58,194,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,482,389.60 : 96,597,613.20 = 38,847,250.40 : x
  2. Step 2: Convert to fraction form
    64,482,389.60/96,597,613.20 = 38,847,250.40/x
  3. Step 3: Cross multiply
    64,482,389.60x = 96,597,613.20 × 38,847,250.40
  4. Step 4: Simplify right side
    64,482,389.60x = 3,752,551,668,022,745.50
  5. Step 5: Solve for x
    x = 3,752,551,668,022,745.50/64,482,389.60
  6. Step 6: Final answer
    x = 58,194,984.57

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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.