Home / 29,015,763.88-43,523,637.74-19,890,195.30

Finding the Fourth Proportional to 29,015,763.88, 43,523,637.74 and 19,890,195.30

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Solution

The fourth proportional to 29,015,763.88, 43,523,637.74 and 19,890,195.30 is: 29,835,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,763.88 : 43,523,637.74 = 19,890,195.30 : x
  2. Step 2: Convert to fraction form
    29,015,763.88/43,523,637.74 = 19,890,195.30/x
  3. Step 3: Cross multiply
    29,015,763.88x = 43,523,637.74 × 19,890,195.30
  4. Step 4: Simplify right side
    29,015,763.88x = 865,693,654,815,050.75
  5. Step 5: Solve for x
    x = 865,693,654,815,050.75/29,015,763.88
  6. Step 6: Final answer
    x = 29,835,287.41

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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.