Home / 7,478,414.15-11,217,624.29-5,775,047.33

Finding the Fourth Proportional to 7,478,414.15, 11,217,624.29 and 5,775,047.33

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Solution

The fourth proportional to 7,478,414.15, 11,217,624.29 and 5,775,047.33 is: 8,662,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,478,414.15 : 11,217,624.29 = 5,775,047.33 : x
  2. Step 2: Convert to fraction form
    7,478,414.15/11,217,624.29 = 5,775,047.33/x
  3. Step 3: Cross multiply
    7,478,414.15x = 11,217,624.29 × 5,775,047.33
  4. Step 4: Simplify right side
    7,478,414.15x = 64,782,311,204,699.86
  5. Step 5: Solve for x
    x = 64,782,311,204,699.86/7,478,414.15
  6. Step 6: Final answer
    x = 8,662,573.36

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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.