Home / 27,604,856.70-41,407,285.05-7,412,139.90

Finding the Fourth Proportional to 27,604,856.70, 41,407,285.05 and 7,412,139.90

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Solution

The fourth proportional to 27,604,856.70, 41,407,285.05 and 7,412,139.90 is: 11,118,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,604,856.70 : 41,407,285.05 = 7,412,139.90 : x
  2. Step 2: Convert to fraction form
    27,604,856.70/41,407,285.05 = 7,412,139.90/x
  3. Step 3: Cross multiply
    27,604,856.70x = 41,407,285.05 × 7,412,139.90
  4. Step 4: Simplify right side
    27,604,856.70x = 306,916,589,669,778.50
  5. Step 5: Solve for x
    x = 306,916,589,669,778.50/27,604,856.70
  6. Step 6: Final answer
    x = 11,118,209.85

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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.