Home / 12,233,145.40-18,349,134.90-4,145,327.80

Finding the Fourth Proportional to 12,233,145.40, 18,349,134.90 and 4,145,327.80

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Solution

The fourth proportional to 12,233,145.40, 18,349,134.90 and 4,145,327.80 is: 6,217,794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,145.40 : 18,349,134.90 = 4,145,327.80 : x
  2. Step 2: Convert to fraction form
    12,233,145.40/18,349,134.90 = 4,145,327.80/x
  3. Step 3: Cross multiply
    12,233,145.40x = 18,349,134.90 × 4,145,327.80
  4. Step 4: Simplify right side
    12,233,145.40x = 76,063,179,006,920.20
  5. Step 5: Solve for x
    x = 76,063,179,006,920.20/12,233,145.40
  6. Step 6: Final answer
    x = 6,217,794.08

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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.