Home / 8,304,764.40-12,458,896.20-3,509,985.60

Finding the Fourth Proportional to 8,304,764.40, 12,458,896.20 and 3,509,985.60

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Solution

The fourth proportional to 8,304,764.40, 12,458,896.20 and 3,509,985.60 is: 5,265,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,764.40 : 12,458,896.20 = 3,509,985.60 : x
  2. Step 2: Convert to fraction form
    8,304,764.40/12,458,896.20 = 3,509,985.60/x
  3. Step 3: Cross multiply
    8,304,764.40x = 12,458,896.20 × 3,509,985.60
  4. Step 4: Simplify right side
    8,304,764.40x = 43,730,546,253,894.72
  5. Step 5: Solve for x
    x = 43,730,546,253,894.72/8,304,764.40
  6. Step 6: Final answer
    x = 5,265,717.86

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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.