Home / 14,696,353.25-20,281,659.71-8,170,091.69

Finding the Fourth Proportional to 14,696,353.25, 20,281,659.71 and 8,170,091.69

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Solution

The fourth proportional to 14,696,353.25, 20,281,659.71 and 8,170,091.69 is: 11,275,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696,353.25 : 20,281,659.71 = 8,170,091.69 : x
  2. Step 2: Convert to fraction form
    14,696,353.25/20,281,659.71 = 8,170,091.69/x
  3. Step 3: Cross multiply
    14,696,353.25x = 20,281,659.71 × 8,170,091.69
  4. Step 4: Simplify right side
    14,696,353.25x = 165,703,019,465,932.47
  5. Step 5: Solve for x
    x = 165,703,019,465,932.47/14,696,353.25
  6. Step 6: Final answer
    x = 11,275,111.36

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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.