Home / 22,140,638.40-33,215,623.20-9,354,561.60

Finding the Fourth Proportional to 22,140,638.40, 33,215,623.20 and 9,354,561.60

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Solution

The fourth proportional to 22,140,638.40, 33,215,623.20 and 9,354,561.60 is: 14,033,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140,638.40 : 33,215,623.20 = 9,354,561.60 : x
  2. Step 2: Convert to fraction form
    22,140,638.40/33,215,623.20 = 9,354,561.60/x
  3. Step 3: Cross multiply
    22,140,638.40x = 33,215,623.20 × 9,354,561.60
  4. Step 4: Simplify right side
    22,140,638.40x = 310,717,593,306,789.12
  5. Step 5: Solve for x
    x = 310,717,593,306,789.12/22,140,638.40
  6. Step 6: Final answer
    x = 14,033,813.65

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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.