Home / 28,327,145.10-42,434,730.45-15,524,738.70

Finding the Fourth Proportional to 28,327,145.10, 42,434,730.45 and 15,524,738.70

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Solution

The fourth proportional to 28,327,145.10, 42,434,730.45 and 15,524,738.70 is: 23,256,424.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,327,145.10 : 42,434,730.45 = 15,524,738.70 : x
  2. Step 2: Convert to fraction form
    28,327,145.10/42,434,730.45 = 15,524,738.70/x
  3. Step 3: Cross multiply
    28,327,145.10x = 42,434,730.45 × 15,524,738.70
  4. Step 4: Simplify right side
    28,327,145.10x = 658,788,102,041,183.38
  5. Step 5: Solve for x
    x = 658,788,102,041,183.38/28,327,145.10
  6. Step 6: Final answer
    x = 23,256,424.17

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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.