Home / 21,333,671.66-29,440,261.74-11,543,901.50

Finding the Fourth Proportional to 21,333,671.66, 29,440,261.74 and 11,543,901.50

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Solution

The fourth proportional to 21,333,671.66, 29,440,261.74 and 11,543,901.50 is: 15,930,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,671.66 : 29,440,261.74 = 11,543,901.50 : x
  2. Step 2: Convert to fraction form
    21,333,671.66/29,440,261.74 = 11,543,901.50/x
  3. Step 3: Cross multiply
    21,333,671.66x = 29,440,261.74 × 11,543,901.50
  4. Step 4: Simplify right side
    21,333,671.66x = 339,855,481,660,778.56
  5. Step 5: Solve for x
    x = 339,855,481,660,778.56/21,333,671.66
  6. Step 6: Final answer
    x = 15,930,473.06

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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.