Home / 7,508,721.71-11,263,101.03-2,117,400.39

Finding the Fourth Proportional to 7,508,721.71, 11,263,101.03 and 2,117,400.39

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Solution

The fourth proportional to 7,508,721.71, 11,263,101.03 and 2,117,400.39 is: 3,176,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508,721.71 : 11,263,101.03 = 2,117,400.39 : x
  2. Step 2: Convert to fraction form
    7,508,721.71/11,263,101.03 = 2,117,400.39/x
  3. Step 3: Cross multiply
    7,508,721.71x = 11,263,101.03 × 2,117,400.39
  4. Step 4: Simplify right side
    7,508,721.71x = 23,848,494,513,531.40
  5. Step 5: Solve for x
    x = 23,848,494,513,531.40/7,508,721.71
  6. Step 6: Final answer
    x = 3,176,105.79

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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.