Home / 7,867,622.48-11,803,533.84-2,819,443.28

Finding the Fourth Proportional to 7,867,622.48, 11,803,533.84 and 2,819,443.28

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Solution

The fourth proportional to 7,867,622.48, 11,803,533.84 and 2,819,443.28 is: 4,229,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,622.48 : 11,803,533.84 = 2,819,443.28 : x
  2. Step 2: Convert to fraction form
    7,867,622.48/11,803,533.84 = 2,819,443.28/x
  3. Step 3: Cross multiply
    7,867,622.48x = 11,803,533.84 × 2,819,443.28
  4. Step 4: Simplify right side
    7,867,622.48x = 33,279,394,165,440.59
  5. Step 5: Solve for x
    x = 33,279,394,165,440.59/7,867,622.48
  6. Step 6: Final answer
    x = 4,229,917.52

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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.