Home / 22,142,862.62-33,229,108.90-9,189,012.84

Finding the Fourth Proportional to 22,142,862.62, 33,229,108.90 and 9,189,012.84

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Solution

The fourth proportional to 22,142,862.62, 33,229,108.90 and 9,189,012.84 is: 13,789,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142,862.62 : 33,229,108.90 = 9,189,012.84 : x
  2. Step 2: Convert to fraction form
    22,142,862.62/33,229,108.90 = 9,189,012.84/x
  3. Step 3: Cross multiply
    22,142,862.62x = 33,229,108.90 × 9,189,012.84
  4. Step 4: Simplify right side
    22,142,862.62x = 305,342,708,343,858.25
  5. Step 5: Solve for x
    x = 305,342,708,343,858.25/22,142,862.62
  6. Step 6: Final answer
    x = 13,789,667.29

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1.5x scale

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.