Home / 10,779,706.80-16,169,819.40-3,206,919.60

Finding the Fourth Proportional to 10,779,706.80, 16,169,819.40 and 3,206,919.60

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Solution

The fourth proportional to 10,779,706.80, 16,169,819.40 and 3,206,919.60 is: 4,810,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,706.80 : 16,169,819.40 = 3,206,919.60 : x
  2. Step 2: Convert to fraction form
    10,779,706.80/16,169,819.40 = 3,206,919.60/x
  3. Step 3: Cross multiply
    10,779,706.80x = 16,169,819.40 × 3,206,919.60
  4. Step 4: Simplify right side
    10,779,706.80x = 51,855,310,762,320.24
  5. Step 5: Solve for x
    x = 51,855,310,762,320.24/10,779,706.80
  6. Step 6: Final answer
    x = 4,810,456.51

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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.