Home / 8,015,419.96-11,057,213.70-5,070,274.54

Finding the Fourth Proportional to 8,015,419.96, 11,057,213.70 and 5,070,274.54

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Solution

The fourth proportional to 8,015,419.96, 11,057,213.70 and 5,070,274.54 is: 6,994,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015,419.96 : 11,057,213.70 = 5,070,274.54 : x
  2. Step 2: Convert to fraction form
    8,015,419.96/11,057,213.70 = 5,070,274.54/x
  3. Step 3: Cross multiply
    8,015,419.96x = 11,057,213.70 × 5,070,274.54
  4. Step 4: Simplify right side
    8,015,419.96x = 56,063,109,106,449.20
  5. Step 5: Solve for x
    x = 56,063,109,106,449.20/8,015,419.96
  6. Step 6: Final answer
    x = 6,994,406.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.