Home / 7,078,841.19-9,769,550.46-4,327,139.36

Finding the Fourth Proportional to 7,078,841.19, 9,769,550.46 and 4,327,139.36

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Solution

The fourth proportional to 7,078,841.19, 9,769,550.46 and 4,327,139.36 is: 5,971,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,841.19 : 9,769,550.46 = 4,327,139.36 : x
  2. Step 2: Convert to fraction form
    7,078,841.19/9,769,550.46 = 4,327,139.36/x
  3. Step 3: Cross multiply
    7,078,841.19x = 9,769,550.46 × 4,327,139.36
  4. Step 4: Simplify right side
    7,078,841.19x = 42,274,206,323,578.02
  5. Step 5: Solve for x
    x = 42,274,206,323,578.02/7,078,841.19
  6. Step 6: Final answer
    x = 5,971,910.54

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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.