Home / 7,520,758.80-10,381,609.80-5,074,818

Finding the Fourth Proportional to 7,520,758.80, 10,381,609.80 and 5,074,818

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Solution

The fourth proportional to 7,520,758.80, 10,381,609.80 and 5,074,818 is: 7,005,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520,758.80 : 10,381,609.80 = 5,074,818 : x
  2. Step 2: Convert to fraction form
    7,520,758.80/10,381,609.80 = 5,074,818/x
  3. Step 3: Cross multiply
    7,520,758.80x = 10,381,609.80 × 5,074,818
  4. Step 4: Simplify right side
    7,520,758.80x = 52,684,780,282,016.41
  5. Step 5: Solve for x
    x = 52,684,780,282,016.41/7,520,758.80
  6. Step 6: Final answer
    x = 7,005,247.97

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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.