Home / 10,933,843.60-16,400,765.40-8,382,926.80

Finding the Fourth Proportional to 10,933,843.60, 16,400,765.40 and 8,382,926.80

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Solution

The fourth proportional to 10,933,843.60, 16,400,765.40 and 8,382,926.80 is: 12,574,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933,843.60 : 16,400,765.40 = 8,382,926.80 : x
  2. Step 2: Convert to fraction form
    10,933,843.60/16,400,765.40 = 8,382,926.80/x
  3. Step 3: Cross multiply
    10,933,843.60x = 16,400,765.40 × 8,382,926.80
  4. Step 4: Simplify right side
    10,933,843.60x = 137,486,415,812,172.72
  5. Step 5: Solve for x
    x = 137,486,415,812,172.72/10,933,843.60
  6. Step 6: Final answer
    x = 12,574,390.20

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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.