Home / 25,989,850.45-38,942,785.28-16,388,045.65

Finding the Fourth Proportional to 25,989,850.45, 38,942,785.28 and 16,388,045.65

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Solution

The fourth proportional to 25,989,850.45, 38,942,785.28 and 16,388,045.65 is: 24,555,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989,850.45 : 38,942,785.28 = 16,388,045.65 : x
  2. Step 2: Convert to fraction form
    25,989,850.45/38,942,785.28 = 16,388,045.65/x
  3. Step 3: Cross multiply
    25,989,850.45x = 38,942,785.28 × 16,388,045.65
  4. Step 4: Simplify right side
    25,989,850.45x = 638,196,142,824,847.75
  5. Step 5: Solve for x
    x = 638,196,142,824,847.75/25,989,850.45
  6. Step 6: Final answer
    x = 24,555,591.19

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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.