Home / 8,298,530.40-12,447,795.60-5,588,181.30

Finding the Fourth Proportional to 8,298,530.40, 12,447,795.60 and 5,588,181.30

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Solution

The fourth proportional to 8,298,530.40, 12,447,795.60 and 5,588,181.30 is: 8,382,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,530.40 : 12,447,795.60 = 5,588,181.30 : x
  2. Step 2: Convert to fraction form
    8,298,530.40/12,447,795.60 = 5,588,181.30/x
  3. Step 3: Cross multiply
    8,298,530.40x = 12,447,795.60 × 5,588,181.30
  4. Step 4: Simplify right side
    8,298,530.40x = 69,560,538,598,142.27
  5. Step 5: Solve for x
    x = 69,560,538,598,142.27/8,298,530.40
  6. Step 6: Final answer
    x = 8,382,271.95

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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.