Home / 8,187,712.40-12,281,400.92-3,637,527.68

Finding the Fourth Proportional to 8,187,712.40, 12,281,400.92 and 3,637,527.68

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Solution

The fourth proportional to 8,187,712.40, 12,281,400.92 and 3,637,527.68 is: 5,456,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,712.40 : 12,281,400.92 = 3,637,527.68 : x
  2. Step 2: Convert to fraction form
    8,187,712.40/12,281,400.92 = 3,637,527.68/x
  3. Step 3: Cross multiply
    8,187,712.40x = 12,281,400.92 × 3,637,527.68
  4. Step 4: Simplify right side
    8,187,712.40x = 44,673,935,795,677.47
  5. Step 5: Solve for x
    x = 44,673,935,795,677.47/8,187,712.40
  6. Step 6: Final answer
    x = 5,456,217.03

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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.