Home / 5,390,322.30-8,085,483.45-3,870,794.70

Finding the Fourth Proportional to 5,390,322.30, 8,085,483.45 and 3,870,794.70

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Solution

The fourth proportional to 5,390,322.30, 8,085,483.45 and 3,870,794.70 is: 5,806,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,322.30 : 8,085,483.45 = 3,870,794.70 : x
  2. Step 2: Convert to fraction form
    5,390,322.30/8,085,483.45 = 3,870,794.70/x
  3. Step 3: Cross multiply
    5,390,322.30x = 8,085,483.45 × 3,870,794.70
  4. Step 4: Simplify right side
    5,390,322.30x = 31,297,246,485,197.72
  5. Step 5: Solve for x
    x = 31,297,246,485,197.72/5,390,322.30
  6. Step 6: Final answer
    x = 5,806,192.05

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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.