Home / 10,921,222.80-16,381,834.20-10,248,064.20

Finding the Fourth Proportional to 10,921,222.80, 16,381,834.20 and 10,248,064.20

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Solution

The fourth proportional to 10,921,222.80, 16,381,834.20 and 10,248,064.20 is: 15,372,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,222.80 : 16,381,834.20 = 10,248,064.20 : x
  2. Step 2: Convert to fraction form
    10,921,222.80/16,381,834.20 = 10,248,064.20/x
  3. Step 3: Cross multiply
    10,921,222.80x = 16,381,834.20 × 10,248,064.20
  4. Step 4: Simplify right side
    10,921,222.80x = 167,882,088,595,355.62
  5. Step 5: Solve for x
    x = 167,882,088,595,355.62/10,921,222.80
  6. Step 6: Final answer
    x = 15,372,096.30

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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.