Home / 11,639,825.52-16,061,313.60-6,610,403.76

Finding the Fourth Proportional to 11,639,825.52, 16,061,313.60 and 6,610,403.76

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Solution

The fourth proportional to 11,639,825.52, 16,061,313.60 and 6,610,403.76 is: 9,121,422.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,825.52 : 16,061,313.60 = 6,610,403.76 : x
  2. Step 2: Convert to fraction form
    11,639,825.52/16,061,313.60 = 6,610,403.76/x
  3. Step 3: Cross multiply
    11,639,825.52x = 16,061,313.60 × 6,610,403.76
  4. Step 4: Simplify right side
    11,639,825.52x = 106,171,767,811,979.12
  5. Step 5: Solve for x
    x = 106,171,767,811,979.12/11,639,825.52
  6. Step 6: Final answer
    x = 9,121,422.62

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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.