Home / 10,928,389.20-16,393,379.40-4,196,803.20

Finding the Fourth Proportional to 10,928,389.20, 16,393,379.40 and 4,196,803.20

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Solution

The fourth proportional to 10,928,389.20, 16,393,379.40 and 4,196,803.20 is: 6,295,510.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,389.20 : 16,393,379.40 = 4,196,803.20 : x
  2. Step 2: Convert to fraction form
    10,928,389.20/16,393,379.40 = 4,196,803.20/x
  3. Step 3: Cross multiply
    10,928,389.20x = 16,393,379.40 × 4,196,803.20
  4. Step 4: Simplify right side
    10,928,389.20x = 68,799,787,124,734.09
  5. Step 5: Solve for x
    x = 68,799,787,124,734.09/10,928,389.20
  6. Step 6: Final answer
    x = 6,295,510.33

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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.