Home / 8,087,470.02-12,120,572.16-3,991,044.06

Finding the Fourth Proportional to 8,087,470.02, 12,120,572.16 and 3,991,044.06

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Solution

The fourth proportional to 8,087,470.02, 12,120,572.16 and 3,991,044.06 is: 5,981,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,470.02 : 12,120,572.16 = 3,991,044.06 : x
  2. Step 2: Convert to fraction form
    8,087,470.02/12,120,572.16 = 3,991,044.06/x
  3. Step 3: Cross multiply
    8,087,470.02x = 12,120,572.16 × 3,991,044.06
  4. Step 4: Simplify right side
    8,087,470.02x = 48,373,737,522,969.37
  5. Step 5: Solve for x
    x = 48,373,737,522,969.37/8,087,470.02
  6. Step 6: Final answer
    x = 5,981,318.93

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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.