Home / 48,944,872.18-67,538,628.66-28,314,463.78

Finding the Fourth Proportional to 48,944,872.18, 67,538,628.66 and 28,314,463.78

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Solution

The fourth proportional to 48,944,872.18, 67,538,628.66 and 28,314,463.78 is: 39,070,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,944,872.18 : 67,538,628.66 = 28,314,463.78 : x
  2. Step 2: Convert to fraction form
    48,944,872.18/67,538,628.66 = 28,314,463.78/x
  3. Step 3: Cross multiply
    48,944,872.18x = 67,538,628.66 × 28,314,463.78
  4. Step 4: Simplify right side
    48,944,872.18x = 1,912,320,054,944,440
  5. Step 5: Solve for x
    x = 1,912,320,054,944,440/48,944,872.18
  6. Step 6: Final answer
    x = 39,070,896.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.