Home / 11,789,859.88-16,269,840-6,633,209.16

Finding the Fourth Proportional to 11,789,859.88, 16,269,840 and 6,633,209.16

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Solution

The fourth proportional to 11,789,859.88, 16,269,840 and 6,633,209.16 is: 9,153,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,859.88 : 16,269,840 = 6,633,209.16 : x
  2. Step 2: Convert to fraction form
    11,789,859.88/16,269,840 = 6,633,209.16/x
  3. Step 3: Cross multiply
    11,789,859.88x = 16,269,840 × 6,633,209.16
  4. Step 4: Simplify right side
    11,789,859.88x = 107,921,251,719,734.41
  5. Step 5: Solve for x
    x = 107,921,251,719,734.41/11,789,859.88
  6. Step 6: Final answer
    x = 9,153,734.89

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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.