Home / 52,177,166.19-71,988,342.12-30,142,625.85

Finding the Fourth Proportional to 52,177,166.19, 71,988,342.12 and 30,142,625.85

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Solution

The fourth proportional to 52,177,166.19, 71,988,342.12 and 30,142,625.85 is: 41,587,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177,166.19 : 71,988,342.12 = 30,142,625.85 : x
  2. Step 2: Convert to fraction form
    52,177,166.19/71,988,342.12 = 30,142,625.85/x
  3. Step 3: Cross multiply
    52,177,166.19x = 71,988,342.12 × 30,142,625.85
  4. Step 4: Simplify right side
    52,177,166.19x = 2,169,917,662,084,956
  5. Step 5: Solve for x
    x = 2,169,917,662,084,956/52,177,166.19
  6. Step 6: Final answer
    x = 41,587,495.46

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Double scale
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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.