Home / 10,317,609.90-15,476,560.65-3,928,211.64

Finding the Fourth Proportional to 10,317,609.90, 15,476,560.65 and 3,928,211.64

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Solution

The fourth proportional to 10,317,609.90, 15,476,560.65 and 3,928,211.64 is: 5,892,372.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317,609.90 : 15,476,560.65 = 3,928,211.64 : x
  2. Step 2: Convert to fraction form
    10,317,609.90/15,476,560.65 = 3,928,211.64/x
  3. Step 3: Cross multiply
    10,317,609.90x = 15,476,560.65 × 3,928,211.64
  4. Step 4: Simplify right side
    10,317,609.90x = 60,795,205,692,495.97
  5. Step 5: Solve for x
    x = 60,795,205,692,495.97/10,317,609.90
  6. Step 6: Final answer
    x = 5,892,372.97

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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.