Home / 82,261,387.60-123,392,081.40-41,950,603.60

Finding the Fourth Proportional to 82,261,387.60, 123,392,081.40 and 41,950,603.60

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Solution

The fourth proportional to 82,261,387.60, 123,392,081.40 and 41,950,603.60 is: 62,925,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,261,387.60 : 123,392,081.40 = 41,950,603.60 : x
  2. Step 2: Convert to fraction form
    82,261,387.60/123,392,081.40 = 41,950,603.60/x
  3. Step 3: Cross multiply
    82,261,387.60x = 123,392,081.40 × 41,950,603.60
  4. Step 4: Simplify right side
    82,261,387.60x = 5,176,372,294,190,333
  5. Step 5: Solve for x
    x = 5,176,372,294,190,333/82,261,387.60
  6. Step 6: Final answer
    x = 62,925,905.40

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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.