Home / 29,544,331.20-40,771,021.20-17,157,470.40

Finding the Fourth Proportional to 29,544,331.20, 40,771,021.20 and 17,157,470.40

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Solution

The fourth proportional to 29,544,331.20, 40,771,021.20 and 17,157,470.40 is: 23,677,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,544,331.20 : 40,771,021.20 = 17,157,470.40 : x
  2. Step 2: Convert to fraction form
    29,544,331.20/40,771,021.20 = 17,157,470.40/x
  3. Step 3: Cross multiply
    29,544,331.20x = 40,771,021.20 × 17,157,470.40
  4. Step 4: Simplify right side
    29,544,331.20x = 699,527,589,416,772.50
  5. Step 5: Solve for x
    x = 699,527,589,416,772.50/29,544,331.20
  6. Step 6: Final answer
    x = 23,677,218.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.