Home / 7,387,206.78-11,081,441.85-2,594,478.78

Finding the Fourth Proportional to 7,387,206.78, 11,081,441.85 and 2,594,478.78

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Solution

The fourth proportional to 7,387,206.78, 11,081,441.85 and 2,594,478.78 is: 3,891,940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,206.78 : 11,081,441.85 = 2,594,478.78 : x
  2. Step 2: Convert to fraction form
    7,387,206.78/11,081,441.85 = 2,594,478.78/x
  3. Step 3: Cross multiply
    7,387,206.78x = 11,081,441.85 × 2,594,478.78
  4. Step 4: Simplify right side
    7,387,206.78x = 28,750,565,731,628.94
  5. Step 5: Solve for x
    x = 28,750,565,731,628.94/7,387,206.78
  6. Step 6: Final answer
    x = 3,891,940.02

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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.