Home / 112,486,546.11-155,231,661.51-62,927,747.42

Finding the Fourth Proportional to 112,486,546.11, 155,231,661.51 and 62,927,747.42

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Solution

The fourth proportional to 112,486,546.11, 155,231,661.51 and 62,927,747.42 is: 86,840,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,486,546.11 : 155,231,661.51 = 62,927,747.42 : x
  2. Step 2: Convert to fraction form
    112,486,546.11/155,231,661.51 = 62,927,747.42/x
  3. Step 3: Cross multiply
    112,486,546.11x = 155,231,661.51 × 62,927,747.42
  4. Step 4: Simplify right side
    112,486,546.11x = 9,768,378,787,088,216
  5. Step 5: Solve for x
    x = 9,768,378,787,088,216/112,486,546.11
  6. Step 6: Final answer
    x = 86,840,418.92

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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.