Home / 11,966,719.68-17,940,087.36-5,573,681.28

Finding the Fourth Proportional to 11,966,719.68, 17,940,087.36 and 5,573,681.28

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Solution

The fourth proportional to 11,966,719.68, 17,940,087.36 and 5,573,681.28 is: 8,355,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966,719.68 : 17,940,087.36 = 5,573,681.28 : x
  2. Step 2: Convert to fraction form
    11,966,719.68/17,940,087.36 = 5,573,681.28/x
  3. Step 3: Cross multiply
    11,966,719.68x = 17,940,087.36 × 5,573,681.28
  4. Step 4: Simplify right side
    11,966,719.68x = 99,992,329,079,996.62
  5. Step 5: Solve for x
    x = 99,992,329,079,996.62/11,966,719.68
  6. Step 6: Final answer
    x = 8,355,867.92

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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.