Home / 20,167,155.74-27,833,027.82-11,466,632

Finding the Fourth Proportional to 20,167,155.74, 27,833,027.82 and 11,466,632

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Solution

The fourth proportional to 20,167,155.74, 27,833,027.82 and 11,466,632 is: 15,825,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,155.74 : 27,833,027.82 = 11,466,632 : x
  2. Step 2: Convert to fraction form
    20,167,155.74/27,833,027.82 = 11,466,632/x
  3. Step 3: Cross multiply
    20,167,155.74x = 27,833,027.82 × 11,466,632
  4. Step 4: Simplify right side
    20,167,155.74x = 319,151,087,457,702.25
  5. Step 5: Solve for x
    x = 319,151,087,457,702.25/20,167,155.74
  6. Step 6: Final answer
    x = 15,825,289.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.