Home / 49,169,972.80-73,754,959.20-13,268,123.20

Finding the Fourth Proportional to 49,169,972.80, 73,754,959.20 and 13,268,123.20

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Solution

The fourth proportional to 49,169,972.80, 73,754,959.20 and 13,268,123.20 is: 19,902,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,169,972.80 : 73,754,959.20 = 13,268,123.20 : x
  2. Step 2: Convert to fraction form
    49,169,972.80/73,754,959.20 = 13,268,123.20/x
  3. Step 3: Cross multiply
    49,169,972.80x = 73,754,959.20 × 13,268,123.20
  4. Step 4: Simplify right side
    49,169,972.80x = 978,589,885,276,573.38
  5. Step 5: Solve for x
    x = 978,589,885,276,573.38/49,169,972.80
  6. Step 6: Final answer
    x = 19,902,184.80

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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.