Home / 7,171,180.50-10,755,875.35-2,907,251.94

Finding the Fourth Proportional to 7,171,180.50, 10,755,875.35 and 2,907,251.94

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Solution

The fourth proportional to 7,171,180.50, 10,755,875.35 and 2,907,251.94 is: 4,360,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,180.50 : 10,755,875.35 = 2,907,251.94 : x
  2. Step 2: Convert to fraction form
    7,171,180.50/10,755,875.35 = 2,907,251.94/x
  3. Step 3: Cross multiply
    7,171,180.50x = 10,755,875.35 × 2,907,251.94
  4. Step 4: Simplify right side
    7,171,180.50x = 31,270,039,477,685.68
  5. Step 5: Solve for x
    x = 31,270,039,477,685.68/7,171,180.50
  6. Step 6: Final answer
    x = 4,360,514.91

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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.