Home / 21,823,146.82-30,126,272.52-12,652,443.46

Finding the Fourth Proportional to 21,823,146.82, 30,126,272.52 and 12,652,443.46

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Solution

The fourth proportional to 21,823,146.82, 30,126,272.52 and 12,652,443.46 is: 17,466,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,823,146.82 : 30,126,272.52 = 12,652,443.46 : x
  2. Step 2: Convert to fraction form
    21,823,146.82/30,126,272.52 = 12,652,443.46/x
  3. Step 3: Cross multiply
    21,823,146.82x = 30,126,272.52 × 12,652,443.46
  4. Step 4: Simplify right side
    21,823,146.82x = 381,170,959,719,851.75
  5. Step 5: Solve for x
    x = 381,170,959,719,851.75/21,823,146.82
  6. Step 6: Final answer
    x = 17,466,360.96

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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.