Home / 8,835,540.60-13,253,310.90-7,239,905.40

Finding the Fourth Proportional to 8,835,540.60, 13,253,310.90 and 7,239,905.40

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Solution

The fourth proportional to 8,835,540.60, 13,253,310.90 and 7,239,905.40 is: 10,859,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835,540.60 : 13,253,310.90 = 7,239,905.40 : x
  2. Step 2: Convert to fraction form
    8,835,540.60/13,253,310.90 = 7,239,905.40/x
  3. Step 3: Cross multiply
    8,835,540.60x = 13,253,310.90 × 7,239,905.40
  4. Step 4: Simplify right side
    8,835,540.60x = 95,952,717,152,788.88
  5. Step 5: Solve for x
    x = 95,952,717,152,788.88/8,835,540.60
  6. Step 6: Final answer
    x = 10,859,858.10

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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.