Home / 84,726,920.18-116,916,733.10-47,550,020.37

Finding the Fourth Proportional to 84,726,920.18, 116,916,733.10 and 47,550,020.37

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Solution

The fourth proportional to 84,726,920.18, 116,916,733.10 and 47,550,020.37 is: 65,615,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,920.18 : 116,916,733.10 = 47,550,020.37 : x
  2. Step 2: Convert to fraction form
    84,726,920.18/116,916,733.10 = 47,550,020.37/x
  3. Step 3: Cross multiply
    84,726,920.18x = 116,916,733.10 × 47,550,020.37
  4. Step 4: Simplify right side
    84,726,920.18x = 5,559,393,040,261,103
  5. Step 5: Solve for x
    x = 5,559,393,040,261,103/84,726,920.18
  6. Step 6: Final answer
    x = 65,615,426.94

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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.