Home / 67,313,351.70-100,970,027.55-55,834,226.10

Finding the Fourth Proportional to 67,313,351.70, 100,970,027.55 and 55,834,226.10

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Solution

The fourth proportional to 67,313,351.70, 100,970,027.55 and 55,834,226.10 is: 83,751,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,313,351.70 : 100,970,027.55 = 55,834,226.10 : x
  2. Step 2: Convert to fraction form
    67,313,351.70/100,970,027.55 = 55,834,226.10/x
  3. Step 3: Cross multiply
    67,313,351.70x = 100,970,027.55 × 55,834,226.10
  4. Step 4: Simplify right side
    67,313,351.70x = 5,637,583,347,549,929
  5. Step 5: Solve for x
    x = 5,637,583,347,549,929/67,313,351.70
  6. Step 6: Final answer
    x = 83,751,339.15

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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.