Home / 8,083,116.80-12,129,340.80-3,034,937.60

Finding the Fourth Proportional to 8,083,116.80, 12,129,340.80 and 3,034,937.60

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Solution

The fourth proportional to 8,083,116.80, 12,129,340.80 and 3,034,937.60 is: 4,554,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,116.80 : 12,129,340.80 = 3,034,937.60 : x
  2. Step 2: Convert to fraction form
    8,083,116.80/12,129,340.80 = 3,034,937.60/x
  3. Step 3: Cross multiply
    8,083,116.80x = 12,129,340.80 × 3,034,937.60
  4. Step 4: Simplify right side
    8,083,116.80x = 36,811,792,457,134.09
  5. Step 5: Solve for x
    x = 36,811,792,457,134.09/8,083,116.80
  6. Step 6: Final answer
    x = 4,554,158.18

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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.