Home / 7,527,108.61-10,385,121.41-4,263,404.77

Finding the Fourth Proportional to 7,527,108.61, 10,385,121.41 and 4,263,404.77

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Solution

The fourth proportional to 7,527,108.61, 10,385,121.41 and 4,263,404.77 is: 5,882,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527,108.61 : 10,385,121.41 = 4,263,404.77 : x
  2. Step 2: Convert to fraction form
    7,527,108.61/10,385,121.41 = 4,263,404.77/x
  3. Step 3: Cross multiply
    7,527,108.61x = 10,385,121.41 × 4,263,404.77
  4. Step 4: Simplify right side
    7,527,108.61x = 44,275,976,135,106.09
  5. Step 5: Solve for x
    x = 44,275,976,135,106.09/7,527,108.61
  6. Step 6: Final answer
    x = 5,882,202.37

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Double scale
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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.