Home / 89,625,373.08-123,686,817.36-49,932,868.56

Finding the Fourth Proportional to 89,625,373.08, 123,686,817.36 and 49,932,868.56

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Solution

The fourth proportional to 89,625,373.08, 123,686,817.36 and 49,932,868.56 is: 68,909,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,625,373.08 : 123,686,817.36 = 49,932,868.56 : x
  2. Step 2: Convert to fraction form
    89,625,373.08/123,686,817.36 = 49,932,868.56/x
  3. Step 3: Cross multiply
    89,625,373.08x = 123,686,817.36 × 49,932,868.56
  4. Step 4: Simplify right side
    89,625,373.08x = 6,176,037,593,841,606
  5. Step 5: Solve for x
    x = 6,176,037,593,841,606/89,625,373.08
  6. Step 6: Final answer
    x = 68,909,477.10

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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.