Home / 20,230,201.90-30,345,302.85-20,104,230.70

Finding the Fourth Proportional to 20,230,201.90, 30,345,302.85 and 20,104,230.70

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Solution

The fourth proportional to 20,230,201.90, 30,345,302.85 and 20,104,230.70 is: 30,156,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,201.90 : 30,345,302.85 = 20,104,230.70 : x
  2. Step 2: Convert to fraction form
    20,230,201.90/30,345,302.85 = 20,104,230.70/x
  3. Step 3: Cross multiply
    20,230,201.90x = 30,345,302.85 × 20,104,230.70
  4. Step 4: Simplify right side
    20,230,201.90x = 610,068,969,157,767.50
  5. Step 5: Solve for x
    x = 610,068,969,157,767.50/20,230,201.90
  6. Step 6: Final answer
    x = 30,156,346.05

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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.