Home / 21,352,591.56-29,466,592.06-11,563,046.42

Finding the Fourth Proportional to 21,352,591.56, 29,466,592.06 and 11,563,046.42

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Solution

The fourth proportional to 21,352,591.56, 29,466,592.06 and 11,563,046.42 is: 15,957,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,591.56 : 29,466,592.06 = 11,563,046.42 : x
  2. Step 2: Convert to fraction form
    21,352,591.56/29,466,592.06 = 11,563,046.42/x
  3. Step 3: Cross multiply
    21,352,591.56x = 29,466,592.06 × 11,563,046.42
  4. Step 4: Simplify right side
    21,352,591.56x = 340,723,571,828,983.44
  5. Step 5: Solve for x
    x = 340,723,571,828,983.44/21,352,591.56
  6. Step 6: Final answer
    x = 15,957,012.57

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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.