Home / 14,678,338.40-20,262,885.92-8,800,754.08

Finding the Fourth Proportional to 14,678,338.40, 20,262,885.92 and 8,800,754.08

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Solution

The fourth proportional to 14,678,338.40, 20,262,885.92 and 8,800,754.08 is: 12,149,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,338.40 : 20,262,885.92 = 8,800,754.08 : x
  2. Step 2: Convert to fraction form
    14,678,338.40/20,262,885.92 = 8,800,754.08/x
  3. Step 3: Cross multiply
    14,678,338.40x = 20,262,885.92 × 8,800,754.08
  4. Step 4: Simplify right side
    14,678,338.40x = 178,328,675,933,014.56
  5. Step 5: Solve for x
    x = 178,328,675,933,014.56/14,678,338.40
  6. Step 6: Final answer
    x = 12,149,105.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.