Home / 12,063,860.20-18,096,665.10-7,261,208.20

Finding the Fourth Proportional to 12,063,860.20, 18,096,665.10 and 7,261,208.20

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Solution

The fourth proportional to 12,063,860.20, 18,096,665.10 and 7,261,208.20 is: 10,892,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,860.20 : 18,096,665.10 = 7,261,208.20 : x
  2. Step 2: Convert to fraction form
    12,063,860.20/18,096,665.10 = 7,261,208.20/x
  3. Step 3: Cross multiply
    12,063,860.20x = 18,096,665.10 × 7,261,208.20
  4. Step 4: Simplify right side
    12,063,860.20x = 131,403,653,016,773.83
  5. Step 5: Solve for x
    x = 131,403,653,016,773.83/12,063,860.20
  6. Step 6: Final answer
    x = 10,892,338.84

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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.