Home / 13,454,082.76-20,169,121.02-4,932,429.16

Finding the Fourth Proportional to 13,454,082.76, 20,169,121.02 and 4,932,429.16

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Solution

The fourth proportional to 13,454,082.76, 20,169,121.02 and 4,932,429.16 is: 7,394,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,082.76 : 20,169,121.02 = 4,932,429.16 : x
  2. Step 2: Convert to fraction form
    13,454,082.76/20,169,121.02 = 4,932,429.16/x
  3. Step 3: Cross multiply
    13,454,082.76x = 20,169,121.02 × 4,932,429.16
  4. Step 4: Simplify right side
    13,454,082.76x = 99,482,760,650,616.94
  5. Step 5: Solve for x
    x = 99,482,760,650,616.94/13,454,082.76
  6. Step 6: Final answer
    x = 7,394,243.25

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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.