Home / 10,930,784.70-16,396,177.05-3,356,766.30

Finding the Fourth Proportional to 10,930,784.70, 16,396,177.05 and 3,356,766.30

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Solution

The fourth proportional to 10,930,784.70, 16,396,177.05 and 3,356,766.30 is: 5,035,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,784.70 : 16,396,177.05 = 3,356,766.30 : x
  2. Step 2: Convert to fraction form
    10,930,784.70/16,396,177.05 = 3,356,766.30/x
  3. Step 3: Cross multiply
    10,930,784.70x = 16,396,177.05 × 3,356,766.30
  4. Step 4: Simplify right side
    10,930,784.70x = 55,038,134,570,273.41
  5. Step 5: Solve for x
    x = 55,038,134,570,273.41/10,930,784.70
  6. Step 6: Final answer
    x = 5,035,149.45

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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.