Home / 56,965,986.31-85,307,261.86-39,846,500.23

Finding the Fourth Proportional to 56,965,986.31, 85,307,261.86 and 39,846,500.23

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Solution

The fourth proportional to 56,965,986.31, 85,307,261.86 and 39,846,500.23 is: 59,670,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,965,986.31 : 85,307,261.86 = 39,846,500.23 : x
  2. Step 2: Convert to fraction form
    56,965,986.31/85,307,261.86 = 39,846,500.23/x
  3. Step 3: Cross multiply
    56,965,986.31x = 85,307,261.86 × 39,846,500.23
  4. Step 4: Simplify right side
    56,965,986.31x = 3,399,195,829,325,160
  5. Step 5: Solve for x
    x = 3,399,195,829,325,160/56,965,986.31
  6. Step 6: Final answer
    x = 59,670,621.88

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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.