Home / 19,008,296.20-28,519,442.70-6,229,217.80

Finding the Fourth Proportional to 19,008,296.20, 28,519,442.70 and 6,229,217.80

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Solution

The fourth proportional to 19,008,296.20, 28,519,442.70 and 6,229,217.80 is: 9,346,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,296.20 : 28,519,442.70 = 6,229,217.80 : x
  2. Step 2: Convert to fraction form
    19,008,296.20/28,519,442.70 = 6,229,217.80/x
  3. Step 3: Cross multiply
    19,008,296.20x = 28,519,442.70 × 6,229,217.80
  4. Step 4: Simplify right side
    19,008,296.20x = 177,653,820,112,920.06
  5. Step 5: Solve for x
    x = 177,653,820,112,920.06/19,008,296.20
  6. Step 6: Final answer
    x = 9,346,120.15

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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.