Home / 8,839,385.15-12,198,229.02-4,971,908.93

Finding the Fourth Proportional to 8,839,385.15, 12,198,229.02 and 4,971,908.93

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Solution

The fourth proportional to 8,839,385.15, 12,198,229.02 and 4,971,908.93 is: 6,861,165.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,385.15 : 12,198,229.02 = 4,971,908.93 : x
  2. Step 2: Convert to fraction form
    8,839,385.15/12,198,229.02 = 4,971,908.93/x
  3. Step 3: Cross multiply
    8,839,385.15x = 12,198,229.02 × 4,971,908.93
  4. Step 4: Simplify right side
    8,839,385.15x = 60,648,483,794,723.14
  5. Step 5: Solve for x
    x = 60,648,483,794,723.14/8,839,385.15
  6. Step 6: Final answer
    x = 6,861,165.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.