Home / 40,332,957.20-60,499,435.80-13,406,613.20

Finding the Fourth Proportional to 40,332,957.20, 60,499,435.80 and 13,406,613.20

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Solution

The fourth proportional to 40,332,957.20, 60,499,435.80 and 13,406,613.20 is: 20,109,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,332,957.20 : 60,499,435.80 = 13,406,613.20 : x
  2. Step 2: Convert to fraction form
    40,332,957.20/60,499,435.80 = 13,406,613.20/x
  3. Step 3: Cross multiply
    40,332,957.20x = 60,499,435.80 × 13,406,613.20
  4. Step 4: Simplify right side
    40,332,957.20x = 811,092,534,588,832.50
  5. Step 5: Solve for x
    x = 811,092,534,588,832.50/40,332,957.20
  6. Step 6: Final answer
    x = 20,109,919.80

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1.5x scale

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.