Home / 48,306,010.40-72,438,020.40-15,945,408.80

Finding the Fourth Proportional to 48,306,010.40, 72,438,020.40 and 15,945,408.80

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Solution

The fourth proportional to 48,306,010.40, 72,438,020.40 and 15,945,408.80 is: 23,911,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306,010.40 : 72,438,020.40 = 15,945,408.80 : x
  2. Step 2: Convert to fraction form
    48,306,010.40/72,438,020.40 = 15,945,408.80/x
  3. Step 3: Cross multiply
    48,306,010.40x = 72,438,020.40 × 15,945,408.80
  4. Step 4: Simplify right side
    48,306,010.40x = 1,155,053,847,940,739.75
  5. Step 5: Solve for x
    x = 1,155,053,847,940,739.75/48,306,010.40
  6. Step 6: Final answer
    x = 23,911,182.86

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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.