Home / 8,251,664.20-12,377,496.30-4,712,720.20

Finding the Fourth Proportional to 8,251,664.20, 12,377,496.30 and 4,712,720.20

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Solution

The fourth proportional to 8,251,664.20, 12,377,496.30 and 4,712,720.20 is: 7,069,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251,664.20 : 12,377,496.30 = 4,712,720.20 : x
  2. Step 2: Convert to fraction form
    8,251,664.20/12,377,496.30 = 4,712,720.20/x
  3. Step 3: Cross multiply
    8,251,664.20x = 12,377,496.30 × 4,712,720.20
  4. Step 4: Simplify right side
    8,251,664.20x = 58,331,676,838,435.27
  5. Step 5: Solve for x
    x = 58,331,676,838,435.27/8,251,664.20
  6. Step 6: Final answer
    x = 7,069,080.30

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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.