Home / 38,652,936.20-57,986,402.70-19,435,329.80

Finding the Fourth Proportional to 38,652,936.20, 57,986,402.70 and 19,435,329.80

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Solution

The fourth proportional to 38,652,936.20, 57,986,402.70 and 19,435,329.80 is: 29,156,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,652,936.20 : 57,986,402.70 = 19,435,329.80 : x
  2. Step 2: Convert to fraction form
    38,652,936.20/57,986,402.70 = 19,435,329.80/x
  3. Step 3: Cross multiply
    38,652,936.20x = 57,986,402.70 × 19,435,329.80
  4. Step 4: Simplify right side
    38,652,936.20x = 1,126,984,860,390,110.50
  5. Step 5: Solve for x
    x = 1,126,984,860,390,110.50/38,652,936.20
  6. Step 6: Final answer
    x = 29,156,513.61

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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.