Home / 22,229,108.40-30,677,592.60-12,440,679.60

Finding the Fourth Proportional to 22,229,108.40, 30,677,592.60 and 12,440,679.60

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Solution

The fourth proportional to 22,229,108.40, 30,677,592.60 and 12,440,679.60 is: 17,168,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229,108.40 : 30,677,592.60 = 12,440,679.60 : x
  2. Step 2: Convert to fraction form
    22,229,108.40/30,677,592.60 = 12,440,679.60/x
  3. Step 3: Cross multiply
    22,229,108.40x = 30,677,592.60 × 12,440,679.60
  4. Step 4: Simplify right side
    22,229,108.40x = 381,650,100,435,930.94
  5. Step 5: Solve for x
    x = 381,650,100,435,930.94/22,229,108.40
  6. Step 6: Final answer
    x = 17,168,934.24

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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.