Home / 10,921,211.30-16,381,816.95-10,248,052.70

Finding the Fourth Proportional to 10,921,211.30, 16,381,816.95 and 10,248,052.70

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Solution

The fourth proportional to 10,921,211.30, 16,381,816.95 and 10,248,052.70 is: 15,372,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,211.30 : 16,381,816.95 = 10,248,052.70 : x
  2. Step 2: Convert to fraction form
    10,921,211.30/16,381,816.95 = 10,248,052.70/x
  3. Step 3: Cross multiply
    10,921,211.30x = 16,381,816.95 × 10,248,052.70
  4. Step 4: Simplify right side
    10,921,211.30x = 167,881,723,425,353.25
  5. Step 5: Solve for x
    x = 167,881,723,425,353.25/10,921,211.30
  6. Step 6: Final answer
    x = 15,372,079.05

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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.