Home / 7,701,958.40-11,577,820.80-7,104,761.60

Finding the Fourth Proportional to 7,701,958.40, 11,577,820.80 and 7,104,761.60

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Solution

The fourth proportional to 7,701,958.40, 11,577,820.80 and 7,104,761.60 is: 10,680,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701,958.40 : 11,577,820.80 = 7,104,761.60 : x
  2. Step 2: Convert to fraction form
    7,701,958.40/11,577,820.80 = 7,104,761.60/x
  3. Step 3: Cross multiply
    7,701,958.40x = 11,577,820.80 × 7,104,761.60
  4. Step 4: Simplify right side
    7,701,958.40x = 82,257,656,631,521.28
  5. Step 5: Solve for x
    x = 82,257,656,631,521.28/7,701,958.40
  6. Step 6: Final answer
    x = 10,680,096.20

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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.