Home / 19,394,447.40-29,091,671.10-17,756,821.80

Finding the Fourth Proportional to 19,394,447.40, 29,091,671.10 and 17,756,821.80

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Solution

The fourth proportional to 19,394,447.40, 29,091,671.10 and 17,756,821.80 is: 26,635,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394,447.40 : 29,091,671.10 = 17,756,821.80 : x
  2. Step 2: Convert to fraction form
    19,394,447.40/29,091,671.10 = 17,756,821.80/x
  3. Step 3: Cross multiply
    19,394,447.40x = 29,091,671.10 × 17,756,821.80
  4. Step 4: Simplify right side
    19,394,447.40x = 516,575,619,586,910
  5. Step 5: Solve for x
    x = 516,575,619,586,910/19,394,447.40
  6. Step 6: Final answer
    x = 26,635,232.70

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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.