Home / 11,668,406.43-16,102,658.85-6,441,402.51

Finding the Fourth Proportional to 11,668,406.43, 16,102,658.85 and 6,441,402.51

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Solution

The fourth proportional to 11,668,406.43, 16,102,658.85 and 6,441,402.51 is: 8,889,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,406.43 : 16,102,658.85 = 6,441,402.51 : x
  2. Step 2: Convert to fraction form
    11,668,406.43/16,102,658.85 = 6,441,402.51/x
  3. Step 3: Cross multiply
    11,668,406.43x = 16,102,658.85 × 6,441,402.51
  4. Step 4: Simplify right side
    11,668,406.43x = 103,723,707,134,063.70
  5. Step 5: Solve for x
    x = 103,723,707,134,063.70/11,668,406.43
  6. Step 6: Final answer
    x = 8,889,277.88

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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.