Home / 48,315,270.56-72,381,463.32-28,560,253.88

Finding the Fourth Proportional to 48,315,270.56, 72,381,463.32 and 28,560,253.88

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Solution

The fourth proportional to 48,315,270.56, 72,381,463.32 and 28,560,253.88 is: 42,786,327.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,315,270.56 : 72,381,463.32 = 28,560,253.88 : x
  2. Step 2: Convert to fraction form
    48,315,270.56/72,381,463.32 = 28,560,253.88/x
  3. Step 3: Cross multiply
    48,315,270.56x = 72,381,463.32 × 28,560,253.88
  4. Step 4: Simplify right side
    48,315,270.56x = 2,067,232,968,625,107.50
  5. Step 5: Solve for x
    x = 2,067,232,968,625,107.50/48,315,270.56
  6. Step 6: Final answer
    x = 42,786,327.07

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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.