Home / 9,385,557.93-12,945,378.78-8,613,676.94

Finding the Fourth Proportional to 9,385,557.93, 12,945,378.78 and 8,613,676.94

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Solution

The fourth proportional to 9,385,557.93, 12,945,378.78 and 8,613,676.94 is: 11,880,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385,557.93 : 12,945,378.78 = 8,613,676.94 : x
  2. Step 2: Convert to fraction form
    9,385,557.93/12,945,378.78 = 8,613,676.94/x
  3. Step 3: Cross multiply
    9,385,557.93x = 12,945,378.78 × 8,613,676.94
  4. Step 4: Simplify right side
    9,385,557.93x = 111,507,310,612,124.44
  5. Step 5: Solve for x
    x = 111,507,310,612,124.44/9,385,557.93
  6. Step 6: Final answer
    x = 11,880,733.30

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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.