Home / 13,291,235.70-19,936,853.55-3,193,856.70

Finding the Fourth Proportional to 13,291,235.70, 19,936,853.55 and 3,193,856.70

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Solution

The fourth proportional to 13,291,235.70, 19,936,853.55 and 3,193,856.70 is: 4,790,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,235.70 : 19,936,853.55 = 3,193,856.70 : x
  2. Step 2: Convert to fraction form
    13,291,235.70/19,936,853.55 = 3,193,856.70/x
  3. Step 3: Cross multiply
    13,291,235.70x = 19,936,853.55 × 3,193,856.70
  4. Step 4: Simplify right side
    13,291,235.70x = 63,675,453,287,586.29
  5. Step 5: Solve for x
    x = 63,675,453,287,586.29/13,291,235.70
  6. Step 6: Final answer
    x = 4,790,785.05

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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.