Home / 8,308,049.20-12,462,073.80-4,712,426.80

Finding the Fourth Proportional to 8,308,049.20, 12,462,073.80 and 4,712,426.80

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Solution

The fourth proportional to 8,308,049.20, 12,462,073.80 and 4,712,426.80 is: 7,068,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,049.20 : 12,462,073.80 = 4,712,426.80 : x
  2. Step 2: Convert to fraction form
    8,308,049.20/12,462,073.80 = 4,712,426.80/x
  3. Step 3: Cross multiply
    8,308,049.20x = 12,462,073.80 × 4,712,426.80
  4. Step 4: Simplify right side
    8,308,049.20x = 58,726,610,558,697.84
  5. Step 5: Solve for x
    x = 58,726,610,558,697.84/8,308,049.20
  6. Step 6: Final answer
    x = 7,068,640.20

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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.