Home / 6,915,969.06-10,374,451.82-2,656,137.30

Finding the Fourth Proportional to 6,915,969.06, 10,374,451.82 and 2,656,137.30

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Solution

The fourth proportional to 6,915,969.06, 10,374,451.82 and 2,656,137.30 is: 3,984,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,969.06 : 10,374,451.82 = 2,656,137.30 : x
  2. Step 2: Convert to fraction form
    6,915,969.06/10,374,451.82 = 2,656,137.30/x
  3. Step 3: Cross multiply
    6,915,969.06x = 10,374,451.82 × 2,656,137.30
  4. Step 4: Simplify right side
    6,915,969.06x = 27,555,968,446,154.89
  5. Step 5: Solve for x
    x = 27,555,968,446,154.89/6,915,969.06
  6. Step 6: Final answer
    x = 3,984,397.30

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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.