Home / 83,654,811.54-115,454,465.37-46,985,381.46

Finding the Fourth Proportional to 83,654,811.54, 115,454,465.37 and 46,985,381.46

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Solution

The fourth proportional to 83,654,811.54, 115,454,465.37 and 46,985,381.46 is: 64,845,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,654,811.54 : 115,454,465.37 = 46,985,381.46 : x
  2. Step 2: Convert to fraction form
    83,654,811.54/115,454,465.37 = 46,985,381.46/x
  3. Step 3: Cross multiply
    83,654,811.54x = 115,454,465.37 × 46,985,381.46
  4. Step 4: Simplify right side
    83,654,811.54x = 5,424,672,096,669,810
  5. Step 5: Solve for x
    x = 5,424,672,096,669,810/83,654,811.54
  6. Step 6: Final answer
    x = 64,845,906.61

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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.