Home / 10,928,411.20-16,393,412.40-4,196,825.20

Finding the Fourth Proportional to 10,928,411.20, 16,393,412.40 and 4,196,825.20

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Solution

The fourth proportional to 10,928,411.20, 16,393,412.40 and 4,196,825.20 is: 6,295,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,411.20 : 16,393,412.40 = 4,196,825.20 : x
  2. Step 2: Convert to fraction form
    10,928,411.20/16,393,412.40 = 4,196,825.20/x
  3. Step 3: Cross multiply
    10,928,411.20x = 16,393,412.40 × 4,196,825.20
  4. Step 4: Simplify right side
    10,928,411.20x = 68,800,286,274,312.48
  5. Step 5: Solve for x
    x = 68,800,286,274,312.48/10,928,411.20
  6. Step 6: Final answer
    x = 6,295,543.33

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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.