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Finding the Fourth Proportional to 35,235,468.80, 52,837,456.80 and 13,662,900.80

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Solution

The fourth proportional to 35,235,468.80, 52,837,456.80 and 13,662,900.80 is: 20,488,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,235,468.80 : 52,837,456.80 = 13,662,900.80 : x
  2. Step 2: Convert to fraction form
    35,235,468.80/52,837,456.80 = 13,662,900.80/x
  3. Step 3: Cross multiply
    35,235,468.80x = 52,837,456.80 × 13,662,900.80
  4. Step 4: Simplify right side
    35,235,468.80x = 721,912,930,782,685.50
  5. Step 5: Solve for x
    x = 721,912,930,782,685.50/35,235,468.80
  6. Step 6: Final answer
    x = 20,488,245.38

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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.