Home / 12,250,838.88-18,387,613.62-6,189,830.28

Finding the Fourth Proportional to 12,250,838.88, 18,387,613.62 and 6,189,830.28

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Solution

The fourth proportional to 12,250,838.88, 18,387,613.62 and 6,189,830.28 is: 9,290,482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250,838.88 : 18,387,613.62 = 6,189,830.28 : x
  2. Step 2: Convert to fraction form
    12,250,838.88/18,387,613.62 = 6,189,830.28/x
  3. Step 3: Cross multiply
    12,250,838.88x = 18,387,613.62 × 6,189,830.28
  4. Step 4: Simplify right side
    12,250,838.88x = 113,816,207,562,016.42
  5. Step 5: Solve for x
    x = 113,816,207,562,016.42/12,250,838.88
  6. Step 6: Final answer
    x = 9,290,482.77

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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.