Home / 15,747,690.24-21,731,811.84-8,504,345.60

Finding the Fourth Proportional to 15,747,690.24, 21,731,811.84 and 8,504,345.60

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Solution

The fourth proportional to 15,747,690.24, 21,731,811.84 and 8,504,345.60 is: 11,735,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,690.24 : 21,731,811.84 = 8,504,345.60 : x
  2. Step 2: Convert to fraction form
    15,747,690.24/21,731,811.84 = 8,504,345.60/x
  3. Step 3: Cross multiply
    15,747,690.24x = 21,731,811.84 × 8,504,345.60
  4. Step 4: Simplify right side
    15,747,690.24x = 184,814,838,401,531.91
  5. Step 5: Solve for x
    x = 184,814,838,401,531.91/15,747,690.24
  6. Step 6: Final answer
    x = 11,735,996.55

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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.