Home / 19,666,506.30-29,499,759.45-17,753,318.70

Finding the Fourth Proportional to 19,666,506.30, 29,499,759.45 and 17,753,318.70

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Solution

The fourth proportional to 19,666,506.30, 29,499,759.45 and 17,753,318.70 is: 26,629,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,506.30 : 29,499,759.45 = 17,753,318.70 : x
  2. Step 2: Convert to fraction form
    19,666,506.30/29,499,759.45 = 17,753,318.70/x
  3. Step 3: Cross multiply
    19,666,506.30x = 29,499,759.45 × 17,753,318.70
  4. Step 4: Simplify right side
    19,666,506.30x = 523,718,631,089,186.69
  5. Step 5: Solve for x
    x = 523,718,631,089,186.69/19,666,506.30
  6. Step 6: Final answer
    x = 26,629,978.05

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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.