Home / 61,643,576.45-85,067,092.98-34,140,914.21

Finding the Fourth Proportional to 61,643,576.45, 85,067,092.98 and 34,140,914.21

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Solution

The fourth proportional to 61,643,576.45, 85,067,092.98 and 34,140,914.21 is: 47,113,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,643,576.45 : 85,067,092.98 = 34,140,914.21 : x
  2. Step 2: Convert to fraction form
    61,643,576.45/85,067,092.98 = 34,140,914.21/x
  3. Step 3: Cross multiply
    61,643,576.45x = 85,067,092.98 × 34,140,914.21
  4. Step 4: Simplify right side
    61,643,576.45x = 2,904,268,323,098,938
  5. Step 5: Solve for x
    x = 2,904,268,323,098,938/61,643,576.45
  6. Step 6: Final answer
    x = 47,113,884.21

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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.