Home / 7,479,529.40-10,325,653.17-5,309,257.22

Finding the Fourth Proportional to 7,479,529.40, 10,325,653.17 and 5,309,257.22

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Solution

The fourth proportional to 7,479,529.40, 10,325,653.17 and 5,309,257.22 is: 7,329,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,529.40 : 10,325,653.17 = 5,309,257.22 : x
  2. Step 2: Convert to fraction form
    7,479,529.40/10,325,653.17 = 5,309,257.22/x
  3. Step 3: Cross multiply
    7,479,529.40x = 10,325,653.17 × 5,309,257.22
  4. Step 4: Simplify right side
    7,479,529.40x = 54,821,548,644,038.38
  5. Step 5: Solve for x
    x = 54,821,548,644,038.38/7,479,529.40
  6. Step 6: Final answer
    x = 7,329,545.18

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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.