Home / 13,474,030.20-20,211,132.83-5,387,685.18

Finding the Fourth Proportional to 13,474,030.20, 20,211,132.83 and 5,387,685.18

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Solution

The fourth proportional to 13,474,030.20, 20,211,132.83 and 5,387,685.18 is: 8,081,562.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,030.20 : 20,211,132.83 = 5,387,685.18 : x
  2. Step 2: Convert to fraction form
    13,474,030.20/20,211,132.83 = 5,387,685.18/x
  3. Step 3: Cross multiply
    13,474,030.20x = 20,211,132.83 × 5,387,685.18
  4. Step 4: Simplify right side
    13,474,030.20x = 108,891,220,792,264.03
  5. Step 5: Solve for x
    x = 108,891,220,792,264.03/13,474,030.20
  6. Step 6: Final answer
    x = 8,081,562.77

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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.