Home / 19,005,338.60-28,508,007.90-6,226,260.20

Finding the Fourth Proportional to 19,005,338.60, 28,508,007.90 and 6,226,260.20

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Solution

The fourth proportional to 19,005,338.60, 28,508,007.90 and 6,226,260.20 is: 9,339,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005,338.60 : 28,508,007.90 = 6,226,260.20 : x
  2. Step 2: Convert to fraction form
    19,005,338.60/28,508,007.90 = 6,226,260.20/x
  3. Step 3: Cross multiply
    19,005,338.60x = 28,508,007.90 × 6,226,260.20
  4. Step 4: Simplify right side
    19,005,338.60x = 177,498,274,969,055.56
  5. Step 5: Solve for x
    x = 177,498,274,969,055.56/19,005,338.60
  6. Step 6: Final answer
    x = 9,339,390.30

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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.