Home / 9,361,764.24-12,919,282.40-5,231,864.36

Finding the Fourth Proportional to 9,361,764.24, 12,919,282.40 and 5,231,864.36

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Solution

The fourth proportional to 9,361,764.24, 12,919,282.40 and 5,231,864.36 is: 7,219,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,764.24 : 12,919,282.40 = 5,231,864.36 : x
  2. Step 2: Convert to fraction form
    9,361,764.24/12,919,282.40 = 5,231,864.36/x
  3. Step 3: Cross multiply
    9,361,764.24x = 12,919,282.40 × 5,231,864.36
  4. Step 4: Simplify right side
    9,361,764.24x = 67,591,933,145,335.27
  5. Step 5: Solve for x
    x = 67,591,933,145,335.27/9,361,764.24
  6. Step 6: Final answer
    x = 7,219,999.50

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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.