Home / 8,255,972.20-12,378,053.40-3,703,294.30

Finding the Fourth Proportional to 8,255,972.20, 12,378,053.40 and 3,703,294.30

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Solution

The fourth proportional to 8,255,972.20, 12,378,053.40 and 3,703,294.30 is: 5,552,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255,972.20 : 12,378,053.40 = 3,703,294.30 : x
  2. Step 2: Convert to fraction form
    8,255,972.20/12,378,053.40 = 3,703,294.30/x
  3. Step 3: Cross multiply
    8,255,972.20x = 12,378,053.40 × 3,703,294.30
  4. Step 4: Simplify right side
    8,255,972.20x = 45,839,574,601,315.62
  5. Step 5: Solve for x
    x = 45,839,574,601,315.62/8,255,972.20
  6. Step 6: Final answer
    x = 5,552,292.75

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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.