Home / 61,730,292.72-85,179,974.52-33,845,665.20

Finding the Fourth Proportional to 61,730,292.72, 85,179,974.52 and 33,845,665.20

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Solution

The fourth proportional to 61,730,292.72, 85,179,974.52 and 33,845,665.20 is: 46,702,725.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730,292.72 : 85,179,974.52 = 33,845,665.20 : x
  2. Step 2: Convert to fraction form
    61,730,292.72/85,179,974.52 = 33,845,665.20/x
  3. Step 3: Cross multiply
    61,730,292.72x = 85,179,974.52 × 33,845,665.20
  4. Step 4: Simplify right side
    61,730,292.72x = 2,882,972,899,348,451
  5. Step 5: Solve for x
    x = 2,882,972,899,348,451/61,730,292.72
  6. Step 6: Final answer
    x = 46,702,725.23

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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.