Home / 10,777,576.40-16,166,364.60-9,782,248.40

Finding the Fourth Proportional to 10,777,576.40, 16,166,364.60 and 9,782,248.40

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Solution

The fourth proportional to 10,777,576.40, 16,166,364.60 and 9,782,248.40 is: 14,673,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,576.40 : 16,166,364.60 = 9,782,248.40 : x
  2. Step 2: Convert to fraction form
    10,777,576.40/16,166,364.60 = 9,782,248.40/x
  3. Step 3: Cross multiply
    10,777,576.40x = 16,166,364.60 × 9,782,248.40
  4. Step 4: Simplify right side
    10,777,576.40x = 158,143,394,242,166.66
  5. Step 5: Solve for x
    x = 158,143,394,242,166.66/10,777,576.40
  6. Step 6: Final answer
    x = 14,673,372.60

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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.