Home / 11,211,921.40-16,817,882.10-5,543,217.40

Finding the Fourth Proportional to 11,211,921.40, 16,817,882.10 and 5,543,217.40

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Solution

The fourth proportional to 11,211,921.40, 16,817,882.10 and 5,543,217.40 is: 8,314,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,921.40 : 16,817,882.10 = 5,543,217.40 : x
  2. Step 2: Convert to fraction form
    11,211,921.40/16,817,882.10 = 5,543,217.40/x
  3. Step 3: Cross multiply
    11,211,921.40x = 16,817,882.10 × 5,543,217.40
  4. Step 4: Simplify right side
    11,211,921.40x = 93,225,176,687,868.55
  5. Step 5: Solve for x
    x = 93,225,176,687,868.55/11,211,921.40
  6. Step 6: Final answer
    x = 8,314,826.10

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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.