Home / 7,447,882.19-11,156,322.92-4,738,787.78

Finding the Fourth Proportional to 7,447,882.19, 11,156,322.92 and 4,738,787.78

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Solution

The fourth proportional to 7,447,882.19, 11,156,322.92 and 4,738,787.78 is: 7,098,319.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,882.19 : 11,156,322.92 = 4,738,787.78 : x
  2. Step 2: Convert to fraction form
    7,447,882.19/11,156,322.92 = 4,738,787.78/x
  3. Step 3: Cross multiply
    7,447,882.19x = 11,156,322.92 × 4,738,787.78
  4. Step 4: Simplify right side
    7,447,882.19x = 52,867,446,643,554.37
  5. Step 5: Solve for x
    x = 52,867,446,643,554.37/7,447,882.19
  6. Step 6: Final answer
    x = 7,098,319.41

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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.