Home / 89,893,112.65-124,018,197.78-54,597,603.97

Finding the Fourth Proportional to 89,893,112.65, 124,018,197.78 and 54,597,603.97

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Solution

The fourth proportional to 89,893,112.65, 124,018,197.78 and 54,597,603.97 is: 75,323,862.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,893,112.65 : 124,018,197.78 = 54,597,603.97 : x
  2. Step 2: Convert to fraction form
    89,893,112.65/124,018,197.78 = 54,597,603.97/x
  3. Step 3: Cross multiply
    89,893,112.65x = 124,018,197.78 × 54,597,603.97
  4. Step 4: Simplify right side
    89,893,112.65x = 6,771,096,447,465,573
  5. Step 5: Solve for x
    x = 6,771,096,447,465,573/89,893,112.65
  6. Step 6: Final answer
    x = 75,323,862.39

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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.