Home / 9,789,233.58-13,503,156.07-5,812,809.12

Finding the Fourth Proportional to 9,789,233.58, 13,503,156.07 and 5,812,809.12

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Solution

The fourth proportional to 9,789,233.58, 13,503,156.07 and 5,812,809.12 is: 8,018,121.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,233.58 : 13,503,156.07 = 5,812,809.12 : x
  2. Step 2: Convert to fraction form
    9,789,233.58/13,503,156.07 = 5,812,809.12/x
  3. Step 3: Cross multiply
    9,789,233.58x = 13,503,156.07 × 5,812,809.12
  4. Step 4: Simplify right side
    9,789,233.58x = 78,491,268,786,237.25
  5. Step 5: Solve for x
    x = 78,491,268,786,237.25/9,789,233.58
  6. Step 6: Final answer
    x = 8,018,121.96

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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.