Home / 22,443,659.12-30,971,628.46-12,654,016.52

Finding the Fourth Proportional to 22,443,659.12, 30,971,628.46 and 12,654,016.52

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Solution

The fourth proportional to 22,443,659.12, 30,971,628.46 and 12,654,016.52 is: 17,462,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443,659.12 : 30,971,628.46 = 12,654,016.52 : x
  2. Step 2: Convert to fraction form
    22,443,659.12/30,971,628.46 = 12,654,016.52/x
  3. Step 3: Cross multiply
    22,443,659.12x = 30,971,628.46 × 12,654,016.52
  4. Step 4: Simplify right side
    22,443,659.12x = 391,915,498,184,142.19
  5. Step 5: Solve for x
    x = 391,915,498,184,142.19/22,443,659.12
  6. Step 6: Final answer
    x = 17,462,192.60

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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.