Home / 42,117,288.60-63,135,573.82-17,822,795.52

Finding the Fourth Proportional to 42,117,288.60, 63,135,573.82 and 17,822,795.52

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Solution

The fourth proportional to 42,117,288.60, 63,135,573.82 and 17,822,795.52 is: 26,717,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,117,288.60 : 63,135,573.82 = 17,822,795.52 : x
  2. Step 2: Convert to fraction form
    42,117,288.60/63,135,573.82 = 17,822,795.52/x
  3. Step 3: Cross multiply
    42,117,288.60x = 63,135,573.82 × 17,822,795.52
  4. Step 4: Simplify right side
    42,117,288.60x = 1,125,252,422,231,725.25
  5. Step 5: Solve for x
    x = 1,125,252,422,231,725.25/42,117,288.60
  6. Step 6: Final answer
    x = 26,717,114.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.