Home / 72,653,729.10-108,918,868.98-33,814,735.26

Finding the Fourth Proportional to 72,653,729.10, 108,918,868.98 and 33,814,735.26

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Solution

The fourth proportional to 72,653,729.10, 108,918,868.98 and 33,814,735.26 is: 50,693,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,653,729.10 : 108,918,868.98 = 33,814,735.26 : x
  2. Step 2: Convert to fraction form
    72,653,729.10/108,918,868.98 = 33,814,735.26/x
  3. Step 3: Cross multiply
    72,653,729.10x = 108,918,868.98 × 33,814,735.26
  4. Step 4: Simplify right side
    72,653,729.10x = 3,683,062,719,377,326
  5. Step 5: Solve for x
    x = 3,683,062,719,377,326/72,653,729.10
  6. Step 6: Final answer
    x = 50,693,374.79

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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.