Home / 10,682,404.40-16,023,606.60-4,293,642.80

Finding the Fourth Proportional to 10,682,404.40, 16,023,606.60 and 4,293,642.80

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Solution

The fourth proportional to 10,682,404.40, 16,023,606.60 and 4,293,642.80 is: 6,440,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682,404.40 : 16,023,606.60 = 4,293,642.80 : x
  2. Step 2: Convert to fraction form
    10,682,404.40/16,023,606.60 = 4,293,642.80/x
  3. Step 3: Cross multiply
    10,682,404.40x = 16,023,606.60 × 4,293,642.80
  4. Step 4: Simplify right side
    10,682,404.40x = 68,799,643,108,122.48
  5. Step 5: Solve for x
    x = 68,799,643,108,122.48/10,682,404.40
  6. Step 6: Final answer
    x = 6,440,464.20

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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.