Home / 8,143,931.34-12,213,184.39-3,284,982.93

Finding the Fourth Proportional to 8,143,931.34, 12,213,184.39 and 3,284,982.93

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Solution

The fourth proportional to 8,143,931.34, 12,213,184.39 and 3,284,982.93 is: 4,926,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,931.34 : 12,213,184.39 = 3,284,982.93 : x
  2. Step 2: Convert to fraction form
    8,143,931.34/12,213,184.39 = 3,284,982.93/x
  3. Step 3: Cross multiply
    8,143,931.34x = 12,213,184.39 × 3,284,982.93
  4. Step 4: Simplify right side
    8,143,931.34x = 40,120,102,242,092.47
  5. Step 5: Solve for x
    x = 40,120,102,242,092.47/8,143,931.34
  6. Step 6: Final answer
    x = 4,926,380.22

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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.