Home / 39,149,331.20-58,723,996.80-25,544,441.60

Finding the Fourth Proportional to 39,149,331.20, 58,723,996.80 and 25,544,441.60

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Solution

The fourth proportional to 39,149,331.20, 58,723,996.80 and 25,544,441.60 is: 38,316,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,149,331.20 : 58,723,996.80 = 25,544,441.60 : x
  2. Step 2: Convert to fraction form
    39,149,331.20/58,723,996.80 = 25,544,441.60/x
  3. Step 3: Cross multiply
    39,149,331.20x = 58,723,996.80 × 25,544,441.60
  4. Step 4: Simplify right side
    39,149,331.20x = 1,500,071,706,776,187
  5. Step 5: Solve for x
    x = 1,500,071,706,776,187/39,149,331.20
  6. Step 6: Final answer
    x = 38,316,662.40

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Similar ratio
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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.