Home / 49,989,791.40-74,984,687.10-14,087,999.40

Finding the Fourth Proportional to 49,989,791.40, 74,984,687.10 and 14,087,999.40

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Solution

The fourth proportional to 49,989,791.40, 74,984,687.10 and 14,087,999.40 is: 21,131,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989,791.40 : 74,984,687.10 = 14,087,999.40 : x
  2. Step 2: Convert to fraction form
    49,989,791.40/74,984,687.10 = 14,087,999.40/x
  3. Step 3: Cross multiply
    49,989,791.40x = 74,984,687.10 × 14,087,999.40
  4. Step 4: Simplify right side
    49,989,791.40x = 1,056,384,226,873,987.62
  5. Step 5: Solve for x
    x = 1,056,384,226,873,987.62/49,989,791.40
  6. Step 6: Final answer
    x = 21,131,999.10

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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.