Home / 9,147,341.88-12,623,244.12-5,017,287.42

Finding the Fourth Proportional to 9,147,341.88, 12,623,244.12 and 5,017,287.42

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Solution

The fourth proportional to 9,147,341.88, 12,623,244.12 and 5,017,287.42 is: 6,923,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,341.88 : 12,623,244.12 = 5,017,287.42 : x
  2. Step 2: Convert to fraction form
    9,147,341.88/12,623,244.12 = 5,017,287.42/x
  3. Step 3: Cross multiply
    9,147,341.88x = 12,623,244.12 × 5,017,287.42
  4. Step 4: Simplify right side
    9,147,341.88x = 63,334,443,922,864.97
  5. Step 5: Solve for x
    x = 63,334,443,922,864.97/9,147,341.88
  6. Step 6: Final answer
    x = 6,923,808.55

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Double scale
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1.5x scale

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.