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Finding the Fourth Proportional to 33,502,510.71, 50,261,845.07 and 11,639,707.90

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Solution

The fourth proportional to 33,502,510.71, 50,261,845.07 and 11,639,707.90 is: 17,462,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,502,510.71 : 50,261,845.07 = 11,639,707.90 : x
  2. Step 2: Convert to fraction form
    33,502,510.71/50,261,845.07 = 11,639,707.90/x
  3. Step 3: Cross multiply
    33,502,510.71x = 50,261,845.07 × 11,639,707.90
  4. Step 4: Simplify right side
    33,502,510.71x = 585,033,195,033,299.75
  5. Step 5: Solve for x
    x = 585,033,195,033,299.75/33,502,510.71
  6. Step 6: Final answer
    x = 17,462,368.72

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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.