Home / 57,525,101.40-86,287,652.10-19,187,866.20

Finding the Fourth Proportional to 57,525,101.40, 86,287,652.10 and 19,187,866.20

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Solution

The fourth proportional to 57,525,101.40, 86,287,652.10 and 19,187,866.20 is: 28,781,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,525,101.40 : 86,287,652.10 = 19,187,866.20 : x
  2. Step 2: Convert to fraction form
    57,525,101.40/86,287,652.10 = 19,187,866.20/x
  3. Step 3: Cross multiply
    57,525,101.40x = 86,287,652.10 × 19,187,866.20
  4. Step 4: Simplify right side
    57,525,101.40x = 1,655,675,923,206,948.75
  5. Step 5: Solve for x
    x = 1,655,675,923,206,948.75/57,525,101.40
  6. Step 6: Final answer
    x = 28,781,799.30

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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.