Home / 82,261,731.98-123,406,470.48-27,661,338.32

Finding the Fourth Proportional to 82,261,731.98, 123,406,470.48 and 27,661,338.32

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Solution

The fourth proportional to 82,261,731.98, 123,406,470.48 and 27,661,338.32 is: 41,496,672.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,261,731.98 : 123,406,470.48 = 27,661,338.32 : x
  2. Step 2: Convert to fraction form
    82,261,731.98/123,406,470.48 = 27,661,338.32/x
  3. Step 3: Cross multiply
    82,261,731.98x = 123,406,470.48 × 27,661,338.32
  4. Step 4: Simplify right side
    82,261,731.98x = 3,413,588,130,824,373
  5. Step 5: Solve for x
    x = 3,413,588,130,824,373/82,261,731.98
  6. Step 6: Final answer
    x = 41,496,672.25

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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.