Home / 7,381,647.70-11,072,471.55-3,400,335.70

Finding the Fourth Proportional to 7,381,647.70, 11,072,471.55 and 3,400,335.70

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Solution

The fourth proportional to 7,381,647.70, 11,072,471.55 and 3,400,335.70 is: 5,100,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,647.70 : 11,072,471.55 = 3,400,335.70 : x
  2. Step 2: Convert to fraction form
    7,381,647.70/11,072,471.55 = 3,400,335.70/x
  3. Step 3: Cross multiply
    7,381,647.70x = 11,072,471.55 × 3,400,335.70
  4. Step 4: Simplify right side
    7,381,647.70x = 37,650,120,298,699.34
  5. Step 5: Solve for x
    x = 37,650,120,298,699.34/7,381,647.70
  6. Step 6: Final answer
    x = 5,100,503.55

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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.