Home / 20,297,793.84-30,472,672.92-17,437,460.28

Finding the Fourth Proportional to 20,297,793.84, 30,472,672.92 and 17,437,460.28

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Solution

The fourth proportional to 20,297,793.84, 30,472,672.92 and 17,437,460.28 is: 26,178,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297,793.84 : 30,472,672.92 = 17,437,460.28 : x
  2. Step 2: Convert to fraction form
    20,297,793.84/30,472,672.92 = 17,437,460.28/x
  3. Step 3: Cross multiply
    20,297,793.84x = 30,472,672.92 × 17,437,460.28
  4. Step 4: Simplify right side
    20,297,793.84x = 531,366,023,667,931.69
  5. Step 5: Solve for x
    x = 531,366,023,667,931.69/20,297,793.84
  6. Step 6: Final answer
    x = 26,178,511.21

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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.