Home / 84,772,524.49-126,988,530.10-38,650,949.83

Finding the Fourth Proportional to 84,772,524.49, 126,988,530.10 and 38,650,949.83

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Solution

The fourth proportional to 84,772,524.49, 126,988,530.10 and 38,650,949.83 is: 57,898,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,772,524.49 : 126,988,530.10 = 38,650,949.83 : x
  2. Step 2: Convert to fraction form
    84,772,524.49/126,988,530.10 = 38,650,949.83/x
  3. Step 3: Cross multiply
    84,772,524.49x = 126,988,530.10 × 38,650,949.83
  4. Step 4: Simplify right side
    84,772,524.49x = 4,908,227,305,942,653
  5. Step 5: Solve for x
    x = 4,908,227,305,942,653/84,772,524.49
  6. Step 6: Final answer
    x = 57,898,798.41

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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.