Home / 22,433,422.28-30,958,144.68-12,120,153.60

Finding the Fourth Proportional to 22,433,422.28, 30,958,144.68 and 12,120,153.60

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Solution

The fourth proportional to 22,433,422.28, 30,958,144.68 and 12,120,153.60 is: 16,725,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,433,422.28 : 30,958,144.68 = 12,120,153.60 : x
  2. Step 2: Convert to fraction form
    22,433,422.28/30,958,144.68 = 12,120,153.60/x
  3. Step 3: Cross multiply
    22,433,422.28x = 30,958,144.68 × 12,120,153.60
  4. Step 4: Simplify right side
    22,433,422.28x = 375,217,468,692,622.81
  5. Step 5: Solve for x
    x = 375,217,468,692,622.81/22,433,422.28
  6. Step 6: Final answer
    x = 16,725,823.82

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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.