Home / 19,127,948.60-28,747,910.10-16,664,511.80

Finding the Fourth Proportional to 19,127,948.60, 28,747,910.10 and 16,664,511.80

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Solution

The fourth proportional to 19,127,948.60, 28,747,910.10 and 16,664,511.80 is: 25,045,544.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,948.60 : 28,747,910.10 = 16,664,511.80 : x
  2. Step 2: Convert to fraction form
    19,127,948.60/28,747,910.10 = 16,664,511.80/x
  3. Step 3: Cross multiply
    19,127,948.60x = 28,747,910.10 × 16,664,511.80
  4. Step 4: Simplify right side
    19,127,948.60x = 479,069,887,086,789.25
  5. Step 5: Solve for x
    x = 479,069,887,086,789.25/19,127,948.60
  6. Step 6: Final answer
    x = 25,045,544.46

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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.