Home / 6,365,082.47-9,540,938.79-3,122,129.81

Finding the Fourth Proportional to 6,365,082.47, 9,540,938.79 and 3,122,129.81

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Solution

The fourth proportional to 6,365,082.47, 9,540,938.79 and 3,122,129.81 is: 4,679,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,082.47 : 9,540,938.79 = 3,122,129.81 : x
  2. Step 2: Convert to fraction form
    6,365,082.47/9,540,938.79 = 3,122,129.81/x
  3. Step 3: Cross multiply
    6,365,082.47x = 9,540,938.79 × 3,122,129.81
  4. Step 4: Simplify right side
    6,365,082.47x = 29,788,049,435,496.68
  5. Step 5: Solve for x
    x = 29,788,049,435,496.68/6,365,082.47
  6. Step 6: Final answer
    x = 4,679,915.71

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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.