Home / 49,942,979.06-74,914,564.92-19,252,011.20

Finding the Fourth Proportional to 49,942,979.06, 74,914,564.92 and 19,252,011.20

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Solution

The fourth proportional to 49,942,979.06, 74,914,564.92 and 19,252,011.20 is: 28,878,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,942,979.06 : 74,914,564.92 = 19,252,011.20 : x
  2. Step 2: Convert to fraction form
    49,942,979.06/74,914,564.92 = 19,252,011.20/x
  3. Step 3: Cross multiply
    49,942,979.06x = 74,914,564.92 × 19,252,011.20
  4. Step 4: Simplify right side
    49,942,979.06x = 1,442,256,042,882,967
  5. Step 5: Solve for x
    x = 1,442,256,042,882,967/49,942,979.06
  6. Step 6: Final answer
    x = 28,878,053.93

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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.