Home / 10,389,096.81-14,336,679.11-5,805,455.85

Finding the Fourth Proportional to 10,389,096.81, 14,336,679.11 and 5,805,455.85

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Solution

The fourth proportional to 10,389,096.81, 14,336,679.11 and 5,805,455.85 is: 8,011,375.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,096.81 : 14,336,679.11 = 5,805,455.85 : x
  2. Step 2: Convert to fraction form
    10,389,096.81/14,336,679.11 = 5,805,455.85/x
  3. Step 3: Cross multiply
    10,389,096.81x = 14,336,679.11 × 5,805,455.85
  4. Step 4: Simplify right side
    10,389,096.81x = 83,230,957,579,695.02
  5. Step 5: Solve for x
    x = 83,230,957,579,695.02/10,389,096.81
  6. Step 6: Final answer
    x = 8,011,375.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.