Home / 19,729,627.92-27,227,460.06-10,789,263.72

Finding the Fourth Proportional to 19,729,627.92, 27,227,460.06 and 10,789,263.72

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Solution

The fourth proportional to 19,729,627.92, 27,227,460.06 and 10,789,263.72 is: 14,889,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,627.92 : 27,227,460.06 = 10,789,263.72 : x
  2. Step 2: Convert to fraction form
    19,729,627.92/27,227,460.06 = 10,789,263.72/x
  3. Step 3: Cross multiply
    19,729,627.92x = 27,227,460.06 × 10,789,263.72
  4. Step 4: Simplify right side
    19,729,627.92x = 293,764,247,013,107
  5. Step 5: Solve for x
    x = 293,764,247,013,107/19,729,627.92
  6. Step 6: Final answer
    x = 14,889,497.57

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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.