Home / 27,889,687.70-41,834,531.55-19,758,640.40

Finding the Fourth Proportional to 27,889,687.70, 41,834,531.55 and 19,758,640.40

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Solution

The fourth proportional to 27,889,687.70, 41,834,531.55 and 19,758,640.40 is: 29,637,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889,687.70 : 41,834,531.55 = 19,758,640.40 : x
  2. Step 2: Convert to fraction form
    27,889,687.70/41,834,531.55 = 19,758,640.40/x
  3. Step 3: Cross multiply
    27,889,687.70x = 41,834,531.55 × 19,758,640.40
  4. Step 4: Simplify right side
    27,889,687.70x = 826,593,465,198,904.50
  5. Step 5: Solve for x
    x = 826,593,465,198,904.50/27,889,687.70
  6. Step 6: Final answer
    x = 29,637,960.60

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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.