Home / 7,611,040.64-11,394,166.08-5,080,419.20

Finding the Fourth Proportional to 7,611,040.64, 11,394,166.08 and 5,080,419.20

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Solution

The fourth proportional to 7,611,040.64, 11,394,166.08 and 5,080,419.20 is: 7,605,680.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611,040.64 : 11,394,166.08 = 5,080,419.20 : x
  2. Step 2: Convert to fraction form
    7,611,040.64/11,394,166.08 = 5,080,419.20/x
  3. Step 3: Cross multiply
    7,611,040.64x = 11,394,166.08 × 5,080,419.20
  4. Step 4: Simplify right side
    7,611,040.64x = 57,887,140,120,820.74
  5. Step 5: Solve for x
    x = 57,887,140,120,820.74/7,611,040.64
  6. Step 6: Final answer
    x = 7,605,680.07

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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.