Home / 30,520,902.20-45,781,353.30-22,389,854.90

Finding the Fourth Proportional to 30,520,902.20, 45,781,353.30 and 22,389,854.90

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Solution

The fourth proportional to 30,520,902.20, 45,781,353.30 and 22,389,854.90 is: 33,584,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520,902.20 : 45,781,353.30 = 22,389,854.90 : x
  2. Step 2: Convert to fraction form
    30,520,902.20/45,781,353.30 = 22,389,854.90/x
  3. Step 3: Cross multiply
    30,520,902.20x = 45,781,353.30 × 22,389,854.90
  4. Step 4: Simplify right side
    30,520,902.20x = 1,025,037,857,512,636
  5. Step 5: Solve for x
    x = 1,025,037,857,512,636/30,520,902.20
  6. Step 6: Final answer
    x = 33,584,782.35

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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.