Home / 11,347,749.70-15,659,876.72-6,191,111.70

Finding the Fourth Proportional to 11,347,749.70, 15,659,876.72 and 6,191,111.70

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Solution

The fourth proportional to 11,347,749.70, 15,659,876.72 and 6,191,111.70 is: 8,543,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,749.70 : 15,659,876.72 = 6,191,111.70 : x
  2. Step 2: Convert to fraction form
    11,347,749.70/15,659,876.72 = 6,191,111.70/x
  3. Step 3: Cross multiply
    11,347,749.70x = 15,659,876.72 × 6,191,111.70
  4. Step 4: Simplify right side
    11,347,749.70x = 96,952,045,981,749.62
  5. Step 5: Solve for x
    x = 96,952,045,981,749.62/11,347,749.70
  6. Step 6: Final answer
    x = 8,543,724.40

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1.5x scale

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.