Home / 8,283,447.13-12,426,020.81-3,170,178.25

Finding the Fourth Proportional to 8,283,447.13, 12,426,020.81 and 3,170,178.25

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Solution

The fourth proportional to 8,283,447.13, 12,426,020.81 and 3,170,178.25 is: 4,755,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,447.13 : 12,426,020.81 = 3,170,178.25 : x
  2. Step 2: Convert to fraction form
    8,283,447.13/12,426,020.81 = 3,170,178.25/x
  3. Step 3: Cross multiply
    8,283,447.13x = 12,426,020.81 × 3,170,178.25
  4. Step 4: Simplify right side
    8,283,447.13x = 39,392,700,958,610.23
  5. Step 5: Solve for x
    x = 39,392,700,958,610.23/8,283,447.13
  6. Step 6: Final answer
    x = 4,755,592.73

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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.