Home / 57,303,915.80-85,955,900.31-18,442,362.33

Finding the Fourth Proportional to 57,303,915.80, 85,955,900.31 and 18,442,362.33

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Solution

The fourth proportional to 57,303,915.80, 85,955,900.31 and 18,442,362.33 is: 27,663,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303,915.80 : 85,955,900.31 = 18,442,362.33 : x
  2. Step 2: Convert to fraction form
    57,303,915.80/85,955,900.31 = 18,442,362.33/x
  3. Step 3: Cross multiply
    57,303,915.80x = 85,955,900.31 × 18,442,362.33
  4. Step 4: Simplify right side
    57,303,915.80x = 1,585,229,857,918,379.25
  5. Step 5: Solve for x
    x = 1,585,229,857,918,379.25/57,303,915.80
  6. Step 6: Final answer
    x = 27,663,552.06

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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.