Home / 31,506,765.30-47,260,147.95-25,129,473.30

Finding the Fourth Proportional to 31,506,765.30, 47,260,147.95 and 25,129,473.30

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Solution

The fourth proportional to 31,506,765.30, 47,260,147.95 and 25,129,473.30 is: 37,694,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,765.30 : 47,260,147.95 = 25,129,473.30 : x
  2. Step 2: Convert to fraction form
    31,506,765.30/47,260,147.95 = 25,129,473.30/x
  3. Step 3: Cross multiply
    31,506,765.30x = 47,260,147.95 × 25,129,473.30
  4. Step 4: Simplify right side
    31,506,765.30x = 1,187,622,626,063,574.75
  5. Step 5: Solve for x
    x = 1,187,622,626,063,574.75/31,506,765.30
  6. Step 6: Final answer
    x = 37,694,209.95

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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.