Home / 57,525,233.40-86,287,850.10-19,187,998.20

Finding the Fourth Proportional to 57,525,233.40, 86,287,850.10 and 19,187,998.20

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Solution

The fourth proportional to 57,525,233.40, 86,287,850.10 and 19,187,998.20 is: 28,781,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,525,233.40 : 86,287,850.10 = 19,187,998.20 : x
  2. Step 2: Convert to fraction form
    57,525,233.40/86,287,850.10 = 19,187,998.20/x
  3. Step 3: Cross multiply
    57,525,233.40x = 86,287,850.10 × 19,187,998.20
  4. Step 4: Simplify right side
    57,525,233.40x = 1,655,691,112,400,669.75
  5. Step 5: Solve for x
    x = 1,655,691,112,400,669.75/57,525,233.40
  6. Step 6: Final answer
    x = 28,781,997.30

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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.