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Finding the Fourth Proportional to 20,160,910.83, 30,241,366.24 and 20,160,910.83

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Solution

The fourth proportional to 20,160,910.83, 30,241,366.24 and 20,160,910.83 is: 30,241,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,910.83 : 30,241,366.24 = 20,160,910.83 : x
  2. Step 2: Convert to fraction form
    20,160,910.83/30,241,366.24 = 20,160,910.83/x
  3. Step 3: Cross multiply
    20,160,910.83x = 30,241,366.24 × 20,160,910.83
  4. Step 4: Simplify right side
    20,160,910.83x = 609,693,488,142,012.25
  5. Step 5: Solve for x
    x = 609,693,488,142,012.25/20,160,910.83
  6. Step 6: Final answer
    x = 30,241,366.24

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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.