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Finding the Fourth Proportional to 8,686,794.02, 11,987,771.07 and 4,766,575.87

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Solution

The fourth proportional to 8,686,794.02, 11,987,771.07 and 4,766,575.87 is: 6,577,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,794.02 : 11,987,771.07 = 4,766,575.87 : x
  2. Step 2: Convert to fraction form
    8,686,794.02/11,987,771.07 = 4,766,575.87/x
  3. Step 3: Cross multiply
    8,686,794.02x = 11,987,771.07 × 4,766,575.87
  4. Step 4: Simplify right side
    8,686,794.02x = 57,140,620,282,774.24
  5. Step 5: Solve for x
    x = 57,140,620,282,774.24/8,686,794.02
  6. Step 6: Final answer
    x = 6,577,872.13

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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.