Home / 10,639,463.11-15,961,436.33-3,450,436.45

Finding the Fourth Proportional to 10,639,463.11, 15,961,436.33 and 3,450,436.45

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Solution

The fourth proportional to 10,639,463.11, 15,961,436.33 and 3,450,436.45 is: 5,176,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,463.11 : 15,961,436.33 = 3,450,436.45 : x
  2. Step 2: Convert to fraction form
    10,639,463.11/15,961,436.33 = 3,450,436.45/x
  3. Step 3: Cross multiply
    10,639,463.11x = 15,961,436.33 × 3,450,436.45
  4. Step 4: Simplify right side
    10,639,463.11x = 55,073,921,650,230.45
  5. Step 5: Solve for x
    x = 55,073,921,650,230.45/10,639,463.11
  6. Step 6: Final answer
    x = 5,176,381.66

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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.