Home / 8,310,258.40-12,462,277.20-2,916,824.80

Finding the Fourth Proportional to 8,310,258.40, 12,462,277.20 and 2,916,824.80

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Solution

The fourth proportional to 8,310,258.40, 12,462,277.20 and 2,916,824.80 is: 4,374,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,258.40 : 12,462,277.20 = 2,916,824.80 : x
  2. Step 2: Convert to fraction form
    8,310,258.40/12,462,277.20 = 2,916,824.80/x
  3. Step 3: Cross multiply
    8,310,258.40x = 12,462,277.20 × 2,916,824.80
  4. Step 4: Simplify right side
    8,310,258.40x = 36,350,279,201,434.55
  5. Step 5: Solve for x
    x = 36,350,279,201,434.55/8,310,258.40
  6. Step 6: Final answer
    x = 4,374,145.48

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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.