Home / 8,344,426.41-12,520,911.29-3,972,513.51

Finding the Fourth Proportional to 8,344,426.41, 12,520,911.29 and 3,972,513.51

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Solution

The fourth proportional to 8,344,426.41, 12,520,911.29 and 3,972,513.51 is: 5,960,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,426.41 : 12,520,911.29 = 3,972,513.51 : x
  2. Step 2: Convert to fraction form
    8,344,426.41/12,520,911.29 = 3,972,513.51/x
  3. Step 3: Cross multiply
    8,344,426.41x = 12,520,911.29 × 3,972,513.51
  4. Step 4: Simplify right side
    8,344,426.41x = 49,739,489,237,173.96
  5. Step 5: Solve for x
    x = 49,739,489,237,173.96/8,344,426.41
  6. Step 6: Final answer
    x = 5,960,803.87

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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.