Home / 8,209,233.72-11,328,757.90-4,587,561.72

Finding the Fourth Proportional to 8,209,233.72, 11,328,757.90 and 4,587,561.72

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Solution

The fourth proportional to 8,209,233.72, 11,328,757.90 and 4,587,561.72 is: 6,330,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209,233.72 : 11,328,757.90 = 4,587,561.72 : x
  2. Step 2: Convert to fraction form
    8,209,233.72/11,328,757.90 = 4,587,561.72/x
  3. Step 3: Cross multiply
    8,209,233.72x = 11,328,757.90 × 4,587,561.72
  4. Step 4: Simplify right side
    8,209,233.72x = 51,971,376,077,187.59
  5. Step 5: Solve for x
    x = 51,971,376,077,187.59/8,209,233.72
  6. Step 6: Final answer
    x = 6,330,843.76

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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.