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Finding the Fourth Proportional to 5,713,844.96, 8,572,997.72 and 2,516,729.60

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Solution

The fourth proportional to 5,713,844.96, 8,572,997.72 and 2,516,729.60 is: 3,776,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713,844.96 : 8,572,997.72 = 2,516,729.60 : x
  2. Step 2: Convert to fraction form
    5,713,844.96/8,572,997.72 = 2,516,729.60/x
  3. Step 3: Cross multiply
    5,713,844.96x = 8,572,997.72 × 2,516,729.60
  4. Step 4: Simplify right side
    5,713,844.96x = 21,575,917,122,656.52
  5. Step 5: Solve for x
    x = 21,575,917,122,656.52/5,713,844.96
  6. Step 6: Final answer
    x = 3,776,076.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.