Home / 7,146,898.85-10,722,349.40-2,890,056.44

Finding the Fourth Proportional to 7,146,898.85, 10,722,349.40 and 2,890,056.44

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Solution

The fourth proportional to 7,146,898.85, 10,722,349.40 and 2,890,056.44 is: 4,335,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,898.85 : 10,722,349.40 = 2,890,056.44 : x
  2. Step 2: Convert to fraction form
    7,146,898.85/10,722,349.40 = 2,890,056.44/x
  3. Step 3: Cross multiply
    7,146,898.85x = 10,722,349.40 × 2,890,056.44
  4. Step 4: Simplify right side
    7,146,898.85x = 30,988,194,947,755.73
  5. Step 5: Solve for x
    x = 30,988,194,947,755.73/7,146,898.85
  6. Step 6: Final answer
    x = 4,335,893.87

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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.