Home / 10,728,017.80-16,079,585.10-4,334,072.20

Finding the Fourth Proportional to 10,728,017.80, 16,079,585.10 and 4,334,072.20

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Solution

The fourth proportional to 10,728,017.80, 16,079,585.10 and 4,334,072.20 is: 6,496,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,017.80 : 16,079,585.10 = 4,334,072.20 : x
  2. Step 2: Convert to fraction form
    10,728,017.80/16,079,585.10 = 4,334,072.20/x
  3. Step 3: Cross multiply
    10,728,017.80x = 16,079,585.10 × 4,334,072.20
  4. Step 4: Simplify right side
    10,728,017.80x = 69,690,082,769,444.22
  5. Step 5: Solve for x
    x = 69,690,082,769,444.22/10,728,017.80
  6. Step 6: Final answer
    x = 6,496,081.95

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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.