Home / 21,445,543.76-29,595,150.24-11,655,985.02

Finding the Fourth Proportional to 21,445,543.76, 29,595,150.24 and 11,655,985.02

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Solution

The fourth proportional to 21,445,543.76, 29,595,150.24 and 11,655,985.02 is: 16,085,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445,543.76 : 29,595,150.24 = 11,655,985.02 : x
  2. Step 2: Convert to fraction form
    21,445,543.76/29,595,150.24 = 11,655,985.02/x
  3. Step 3: Cross multiply
    21,445,543.76x = 29,595,150.24 × 11,655,985.02
  4. Step 4: Simplify right side
    21,445,543.76x = 344,960,627,862,089.38
  5. Step 5: Solve for x
    x = 344,960,627,862,089.38/21,445,543.76
  6. Step 6: Final answer
    x = 16,085,422.30

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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.