Home / 7,384,112.24-10,191,102.03-4,121,137.17

Finding the Fourth Proportional to 7,384,112.24, 10,191,102.03 and 4,121,137.17

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Solution

The fourth proportional to 7,384,112.24, 10,191,102.03 and 4,121,137.17 is: 5,687,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384,112.24 : 10,191,102.03 = 4,121,137.17 : x
  2. Step 2: Convert to fraction form
    7,384,112.24/10,191,102.03 = 4,121,137.17/x
  3. Step 3: Cross multiply
    7,384,112.24x = 10,191,102.03 × 4,121,137.17
  4. Step 4: Simplify right side
    7,384,112.24x = 41,998,929,379,095.45
  5. Step 5: Solve for x
    x = 41,998,929,379,095.45/7,384,112.24
  6. Step 6: Final answer
    x = 5,687,742.55

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1.5x scale

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.