Home / 20,104,924.80-30,157,387.20-16,123,612.80

Finding the Fourth Proportional to 20,104,924.80, 30,157,387.20 and 16,123,612.80

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Solution

The fourth proportional to 20,104,924.80, 30,157,387.20 and 16,123,612.80 is: 24,185,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,924.80 : 30,157,387.20 = 16,123,612.80 : x
  2. Step 2: Convert to fraction form
    20,104,924.80/30,157,387.20 = 16,123,612.80/x
  3. Step 3: Cross multiply
    20,104,924.80x = 30,157,387.20 × 16,123,612.80
  4. Step 4: Simplify right side
    20,104,924.80x = 486,246,034,272,476.19
  5. Step 5: Solve for x
    x = 486,246,034,272,476.19/20,104,924.80
  6. Step 6: Final answer
    x = 24,185,419.20

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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.