Home / 21,614,840.36-29,829,186.78-11,825,057.44

Finding the Fourth Proportional to 21,614,840.36, 29,829,186.78 and 11,825,057.44

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Solution

The fourth proportional to 21,614,840.36, 29,829,186.78 and 11,825,057.44 is: 16,318,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,614,840.36 : 29,829,186.78 = 11,825,057.44 : x
  2. Step 2: Convert to fraction form
    21,614,840.36/29,829,186.78 = 11,825,057.44/x
  3. Step 3: Cross multiply
    21,614,840.36x = 29,829,186.78 × 11,825,057.44
  4. Step 4: Simplify right side
    21,614,840.36x = 352,731,847,061,988.62
  5. Step 5: Solve for x
    x = 352,731,847,061,988.62/21,614,840.36
  6. Step 6: Final answer
    x = 16,318,966.10

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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.