Home / 12,659,530.50-17,470,159.38-6,858,352.62

Finding the Fourth Proportional to 12,659,530.50, 17,470,159.38 and 6,858,352.62

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Solution

The fourth proportional to 12,659,530.50, 17,470,159.38 and 6,858,352.62 is: 9,464,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,530.50 : 17,470,159.38 = 6,858,352.62 : x
  2. Step 2: Convert to fraction form
    12,659,530.50/17,470,159.38 = 6,858,352.62/x
  3. Step 3: Cross multiply
    12,659,530.50x = 17,470,159.38 × 6,858,352.62
  4. Step 4: Simplify right side
    12,659,530.50x = 119,816,513,355,640.58
  5. Step 5: Solve for x
    x = 119,816,513,355,640.58/12,659,530.50
  6. Step 6: Final answer
    x = 9,464,530.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.