Home / 12,876,290.08-19,330,824.40-8,346,294.80

Finding the Fourth Proportional to 12,876,290.08, 19,330,824.40 and 8,346,294.80

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Solution

The fourth proportional to 12,876,290.08, 19,330,824.40 and 8,346,294.80 is: 12,530,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,876,290.08 : 19,330,824.40 = 8,346,294.80 : x
  2. Step 2: Convert to fraction form
    12,876,290.08/19,330,824.40 = 8,346,294.80/x
  3. Step 3: Cross multiply
    12,876,290.08x = 19,330,824.40 × 8,346,294.80
  4. Step 4: Simplify right side
    12,876,290.08x = 161,340,759,169,433.09
  5. Step 5: Solve for x
    x = 161,340,759,169,433.09/12,876,290.08
  6. Step 6: Final answer
    x = 12,530,065.58

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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.