Home / 45,512,234.25-68,268,417.09-18,585,890.25

Finding the Fourth Proportional to 45,512,234.25, 68,268,417.09 and 18,585,890.25

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Solution

The fourth proportional to 45,512,234.25, 68,268,417.09 and 18,585,890.25 is: 27,878,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,512,234.25 : 68,268,417.09 = 18,585,890.25 : x
  2. Step 2: Convert to fraction form
    45,512,234.25/68,268,417.09 = 18,585,890.25/x
  3. Step 3: Cross multiply
    45,512,234.25x = 68,268,417.09 × 18,585,890.25
  4. Step 4: Simplify right side
    45,512,234.25x = 1,268,829,307,575,964.50
  5. Step 5: Solve for x
    x = 1,268,829,307,575,964.50/45,512,234.25
  6. Step 6: Final answer
    x = 27,878,862.21

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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.