Home / 56,965,985.31-85,307,260.37-39,846,499.23

Finding the Fourth Proportional to 56,965,985.31, 85,307,260.37 and 39,846,499.23

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Solution

The fourth proportional to 56,965,985.31, 85,307,260.37 and 39,846,499.23 is: 59,670,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,965,985.31 : 85,307,260.37 = 39,846,499.23 : x
  2. Step 2: Convert to fraction form
    56,965,985.31/85,307,260.37 = 39,846,499.23/x
  3. Step 3: Cross multiply
    56,965,985.31x = 85,307,260.37 × 39,846,499.23
  4. Step 4: Simplify right side
    56,965,985.31x = 3,399,195,684,447,381.50
  5. Step 5: Solve for x
    x = 3,399,195,684,447,381.50/56,965,985.31
  6. Step 6: Final answer
    x = 59,670,620.39

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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.