Home / 9,007,882.34-12,431,766.69-5,140,982.03

Finding the Fourth Proportional to 9,007,882.34, 12,431,766.69 and 5,140,982.03

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Solution

The fourth proportional to 9,007,882.34, 12,431,766.69 and 5,140,982.03 is: 7,095,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,882.34 : 12,431,766.69 = 5,140,982.03 : x
  2. Step 2: Convert to fraction form
    9,007,882.34/12,431,766.69 = 5,140,982.03/x
  3. Step 3: Cross multiply
    9,007,882.34x = 12,431,766.69 × 5,140,982.03
  4. Step 4: Simplify right side
    9,007,882.34x = 63,911,489,136,215.62
  5. Step 5: Solve for x
    x = 63,911,489,136,215.62/9,007,882.34
  6. Step 6: Final answer
    x = 7,095,062.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.