Home / 19,816,932.30-29,689,969.05-16,982,580.30

Finding the Fourth Proportional to 19,816,932.30, 29,689,969.05 and 16,982,580.30

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Solution

The fourth proportional to 19,816,932.30, 29,689,969.05 and 16,982,580.30 is: 25,443,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816,932.30 : 29,689,969.05 = 16,982,580.30 : x
  2. Step 2: Convert to fraction form
    19,816,932.30/29,689,969.05 = 16,982,580.30/x
  3. Step 3: Cross multiply
    19,816,932.30x = 29,689,969.05 × 16,982,580.30
  4. Step 4: Simplify right side
    19,816,932.30x = 504,212,283,496,139.75
  5. Step 5: Solve for x
    x = 504,212,283,496,139.75/19,816,932.30
  6. Step 6: Final answer
    x = 25,443,508.40

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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.