Home / 15,374,195.36-21,215,378.58-8,846,771.27

Finding the Fourth Proportional to 15,374,195.36, 21,215,378.58 and 8,846,771.27

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Solution

The fourth proportional to 15,374,195.36, 21,215,378.58 and 8,846,771.27 is: 12,207,962.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374,195.36 : 21,215,378.58 = 8,846,771.27 : x
  2. Step 2: Convert to fraction form
    15,374,195.36/21,215,378.58 = 8,846,771.27/x
  3. Step 3: Cross multiply
    15,374,195.36x = 21,215,378.58 × 8,846,771.27
  4. Step 4: Simplify right side
    15,374,195.36x = 187,687,601,723,580.50
  5. Step 5: Solve for x
    x = 187,687,601,723,580.50/15,374,195.36
  6. Step 6: Final answer
    x = 12,207,962.59

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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.