Home / 48,315,254.54-72,381,439.32-28,560,237.86

Finding the Fourth Proportional to 48,315,254.54, 72,381,439.32 and 28,560,237.86

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Solution

The fourth proportional to 48,315,254.54, 72,381,439.32 and 28,560,237.86 is: 42,786,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,315,254.54 : 72,381,439.32 = 28,560,237.86 : x
  2. Step 2: Convert to fraction form
    48,315,254.54/72,381,439.32 = 28,560,237.86/x
  3. Step 3: Cross multiply
    48,315,254.54x = 72,381,439.32 × 28,560,237.86
  4. Step 4: Simplify right side
    48,315,254.54x = 2,067,231,123,266,449.25
  5. Step 5: Solve for x
    x = 2,067,231,123,266,449.25/48,315,254.54
  6. Step 6: Final answer
    x = 42,786,303.07

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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.