Home / 21,692,254.10-29,974,921.17-15,801,636.02

Finding the Fourth Proportional to 21,692,254.10, 29,974,921.17 and 15,801,636.02

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Solution

The fourth proportional to 21,692,254.10, 29,974,921.17 and 15,801,636.02 is: 21,835,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,254.10 : 29,974,921.17 = 15,801,636.02 : x
  2. Step 2: Convert to fraction form
    21,692,254.10/29,974,921.17 = 15,801,636.02/x
  3. Step 3: Cross multiply
    21,692,254.10x = 29,974,921.17 × 15,801,636.02
  4. Step 4: Simplify right side
    21,692,254.10x = 473,652,794,056,532.56
  5. Step 5: Solve for x
    x = 473,652,794,056,532.56/21,692,254.10
  6. Step 6: Final answer
    x = 21,835,111.83

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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.