Home / 11,780,648.40-17,670,972.60-6,111,944.40

Finding the Fourth Proportional to 11,780,648.40, 17,670,972.60 and 6,111,944.40

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Solution

The fourth proportional to 11,780,648.40, 17,670,972.60 and 6,111,944.40 is: 9,167,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,648.40 : 17,670,972.60 = 6,111,944.40 : x
  2. Step 2: Convert to fraction form
    11,780,648.40/17,670,972.60 = 6,111,944.40/x
  3. Step 3: Cross multiply
    11,780,648.40x = 17,670,972.60 × 6,111,944.40
  4. Step 4: Simplify right side
    11,780,648.40x = 108,004,002,025,123.45
  5. Step 5: Solve for x
    x = 108,004,002,025,123.45/11,780,648.40
  6. Step 6: Final answer
    x = 9,167,916.60

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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.