Home / 8,298,214.40-12,447,321.60-3,247,846.40

Finding the Fourth Proportional to 8,298,214.40, 12,447,321.60 and 3,247,846.40

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Solution

The fourth proportional to 8,298,214.40, 12,447,321.60 and 3,247,846.40 is: 4,871,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298,214.40 : 12,447,321.60 = 3,247,846.40 : x
  2. Step 2: Convert to fraction form
    8,298,214.40/12,447,321.60 = 3,247,846.40/x
  3. Step 3: Cross multiply
    8,298,214.40x = 12,447,321.60 × 3,247,846.40
  4. Step 4: Simplify right side
    8,298,214.40x = 40,426,988,648,202.23
  5. Step 5: Solve for x
    x = 40,426,988,648,202.23/8,298,214.40
  6. Step 6: Final answer
    x = 4,871,769.60

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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.