Home / 25,989,850.70-38,942,785.65-16,388,045.90

Finding the Fourth Proportional to 25,989,850.70, 38,942,785.65 and 16,388,045.90

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Solution

The fourth proportional to 25,989,850.70, 38,942,785.65 and 16,388,045.90 is: 24,555,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989,850.70 : 38,942,785.65 = 16,388,045.90 : x
  2. Step 2: Convert to fraction form
    25,989,850.70/38,942,785.65 = 16,388,045.90/x
  3. Step 3: Cross multiply
    25,989,850.70x = 38,942,785.65 × 16,388,045.90
  4. Step 4: Simplify right side
    25,989,850.70x = 638,196,158,706,061.38
  5. Step 5: Solve for x
    x = 638,196,158,706,061.38/25,989,850.70
  6. Step 6: Final answer
    x = 24,555,591.57

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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.