Home / 63,390,791.02-95,086,186.54-40,815,196.78

Finding the Fourth Proportional to 63,390,791.02, 95,086,186.54 and 40,815,196.78

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Solution

The fourth proportional to 63,390,791.02, 95,086,186.54 and 40,815,196.78 is: 61,222,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,390,791.02 : 95,086,186.54 = 40,815,196.78 : x
  2. Step 2: Convert to fraction form
    63,390,791.02/95,086,186.54 = 40,815,196.78/x
  3. Step 3: Cross multiply
    63,390,791.02x = 95,086,186.54 × 40,815,196.78
  4. Step 4: Simplify right side
    63,390,791.02x = 3,880,961,414,689,887.50
  5. Step 5: Solve for x
    x = 3,880,961,414,689,887.50/63,390,791.02
  6. Step 6: Final answer
    x = 61,222,795.18

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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.