Home / 8,647,241.58-12,960,731.70-3,526,478.28

Finding the Fourth Proportional to 8,647,241.58, 12,960,731.70 and 3,526,478.28

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Solution

The fourth proportional to 8,647,241.58, 12,960,731.70 and 3,526,478.28 is: 5,285,585.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,241.58 : 12,960,731.70 = 3,526,478.28 : x
  2. Step 2: Convert to fraction form
    8,647,241.58/12,960,731.70 = 3,526,478.28/x
  3. Step 3: Cross multiply
    8,647,241.58x = 12,960,731.70 × 3,526,478.28
  4. Step 4: Simplify right side
    8,647,241.58x = 45,705,738,832,957.47
  5. Step 5: Solve for x
    x = 45,705,738,832,957.47/8,647,241.58
  6. Step 6: Final answer
    x = 5,285,585.98

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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.