Home / 27,891,132.75-41,836,795.85-8,460,525.20

Finding the Fourth Proportional to 27,891,132.75, 41,836,795.85 and 8,460,525.20

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Solution

The fourth proportional to 27,891,132.75, 41,836,795.85 and 8,460,525.20 is: 12,690,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,891,132.75 : 41,836,795.85 = 8,460,525.20 : x
  2. Step 2: Convert to fraction form
    27,891,132.75/41,836,795.85 = 8,460,525.20/x
  3. Step 3: Cross multiply
    27,891,132.75x = 41,836,795.85 × 8,460,525.20
  4. Step 4: Simplify right side
    27,891,132.75x = 353,961,265,388,147.75
  5. Step 5: Solve for x
    x = 353,961,265,388,147.75/27,891,132.75
  6. Step 6: Final answer
    x = 12,690,817.13

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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.