Home / 8,471,892.45-11,691,288.41-4,604,422.89

Finding the Fourth Proportional to 8,471,892.45, 11,691,288.41 and 4,604,422.89

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Solution

The fourth proportional to 8,471,892.45, 11,691,288.41 and 4,604,422.89 is: 6,354,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,892.45 : 11,691,288.41 = 4,604,422.89 : x
  2. Step 2: Convert to fraction form
    8,471,892.45/11,691,288.41 = 4,604,422.89/x
  3. Step 3: Cross multiply
    8,471,892.45x = 11,691,288.41 × 4,604,422.89
  4. Step 4: Simplify right side
    8,471,892.45x = 53,831,635,968,595.70
  5. Step 5: Solve for x
    x = 53,831,635,968,595.70/8,471,892.45
  6. Step 6: Final answer
    x = 6,354,145.34

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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.