Home / 10,940,161.80-16,425,017.10-6,395,867.40

Finding the Fourth Proportional to 10,940,161.80, 16,425,017.10 and 6,395,867.40

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Solution

The fourth proportional to 10,940,161.80, 16,425,017.10 and 6,395,867.40 is: 9,602,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,161.80 : 16,425,017.10 = 6,395,867.40 : x
  2. Step 2: Convert to fraction form
    10,940,161.80/16,425,017.10 = 6,395,867.40/x
  3. Step 3: Cross multiply
    10,940,161.80x = 16,425,017.10 × 6,395,867.40
  4. Step 4: Simplify right side
    10,940,161.80x = 105,052,231,414,332.55
  5. Step 5: Solve for x
    x = 105,052,231,414,332.55/10,940,161.80
  6. Step 6: Final answer
    x = 9,602,438.55

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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.