Home / 7,777,609.93-10,738,157.43-6,960,408.69

Finding the Fourth Proportional to 7,777,609.93, 10,738,157.43 and 6,960,408.69

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Solution

The fourth proportional to 7,777,609.93, 10,738,157.43 and 6,960,408.69 is: 9,609,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,609.93 : 10,738,157.43 = 6,960,408.69 : x
  2. Step 2: Convert to fraction form
    7,777,609.93/10,738,157.43 = 6,960,408.69/x
  3. Step 3: Cross multiply
    7,777,609.93x = 10,738,157.43 × 6,960,408.69
  4. Step 4: Simplify right side
    7,777,609.93x = 74,741,964,290,360.06
  5. Step 5: Solve for x
    x = 74,741,964,290,360.06/7,777,609.93
  6. Step 6: Final answer
    x = 9,609,888.51

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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.