Home / 38,652,941.20-57,986,410.20-19,435,334.80

Finding the Fourth Proportional to 38,652,941.20, 57,986,410.20 and 19,435,334.80

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Solution

The fourth proportional to 38,652,941.20, 57,986,410.20 and 19,435,334.80 is: 29,156,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,652,941.20 : 57,986,410.20 = 19,435,334.80 : x
  2. Step 2: Convert to fraction form
    38,652,941.20/57,986,410.20 = 19,435,334.80/x
  3. Step 3: Cross multiply
    38,652,941.20x = 57,986,410.20 × 19,435,334.80
  4. Step 4: Simplify right side
    38,652,941.20x = 1,126,985,296,087,135
  5. Step 5: Solve for x
    x = 1,126,985,296,087,135/38,652,941.20
  6. Step 6: Final answer
    x = 29,156,521.11

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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.