Home / 27,884,936.68-38,484,821.10-15,661,793.32

Finding the Fourth Proportional to 27,884,936.68, 38,484,821.10 and 15,661,793.32

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Solution

The fourth proportional to 27,884,936.68, 38,484,821.10 and 15,661,793.32 is: 21,615,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,884,936.68 : 38,484,821.10 = 15,661,793.32 : x
  2. Step 2: Convert to fraction form
    27,884,936.68/38,484,821.10 = 15,661,793.32/x
  3. Step 3: Cross multiply
    27,884,936.68x = 38,484,821.10 × 15,661,793.32
  4. Step 4: Simplify right side
    27,884,936.68x = 602,741,314,025,375.12
  5. Step 5: Solve for x
    x = 602,741,314,025,375.12/27,884,936.68
  6. Step 6: Final answer
    x = 21,615,301.51

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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.