Home / 10,658,170-15,987,391.08-3,085,143.04

Finding the Fourth Proportional to 10,658,170, 15,987,391.08 and 3,085,143.04

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Solution

The fourth proportional to 10,658,170, 15,987,391.08 and 3,085,143.04 is: 4,627,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,170 : 15,987,391.08 = 3,085,143.04 : x
  2. Step 2: Convert to fraction form
    10,658,170/15,987,391.08 = 3,085,143.04/x
  3. Step 3: Cross multiply
    10,658,170x = 15,987,391.08 × 3,085,143.04
  4. Step 4: Simplify right side
    10,658,170x = 49,323,388,318,220.09
  5. Step 5: Solve for x
    x = 49,323,388,318,220.09/10,658,170
  6. Step 6: Final answer
    x = 4,627,753.95

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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.