Home / 12,295,502.20-18,455,063.10-6,237,074.80

Finding the Fourth Proportional to 12,295,502.20, 18,455,063.10 and 6,237,074.80

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Solution

The fourth proportional to 12,295,502.20, 18,455,063.10 and 6,237,074.80 is: 9,361,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,502.20 : 18,455,063.10 = 6,237,074.80 : x
  2. Step 2: Convert to fraction form
    12,295,502.20/18,455,063.10 = 6,237,074.80/x
  3. Step 3: Cross multiply
    12,295,502.20x = 18,455,063.10 × 6,237,074.80
  4. Step 4: Simplify right side
    12,295,502.20x = 115,105,608,993,419.89
  5. Step 5: Solve for x
    x = 115,105,608,993,419.89/12,295,502.20
  6. Step 6: Final answer
    x = 9,361,602.90

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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.