Home / 15,133,044.04-20,884,105.07-8,257,903.36

Finding the Fourth Proportional to 15,133,044.04, 20,884,105.07 and 8,257,903.36

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Solution

The fourth proportional to 15,133,044.04, 20,884,105.07 and 8,257,903.36 is: 11,396,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133,044.04 : 20,884,105.07 = 8,257,903.36 : x
  2. Step 2: Convert to fraction form
    15,133,044.04/20,884,105.07 = 8,257,903.36/x
  3. Step 3: Cross multiply
    15,133,044.04x = 20,884,105.07 × 8,257,903.36
  4. Step 4: Simplify right side
    15,133,044.04x = 172,458,921,428,146.03
  5. Step 5: Solve for x
    x = 172,458,921,428,146.03/15,133,044.04
  6. Step 6: Final answer
    x = 11,396,181.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.