Home / 8,570,009.28-11,825,751.42-5,132,161.92

Finding the Fourth Proportional to 8,570,009.28, 11,825,751.42 and 5,132,161.92

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Solution

The fourth proportional to 8,570,009.28, 11,825,751.42 and 5,132,161.92 is: 7,081,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570,009.28 : 11,825,751.42 = 5,132,161.92 : x
  2. Step 2: Convert to fraction form
    8,570,009.28/11,825,751.42 = 5,132,161.92/x
  3. Step 3: Cross multiply
    8,570,009.28x = 11,825,751.42 × 5,132,161.92
  4. Step 4: Simplify right side
    8,570,009.28x = 60,691,671,113,109.92
  5. Step 5: Solve for x
    x = 60,691,671,113,109.92/8,570,009.28
  6. Step 6: Final answer
    x = 7,081,867.61

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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.