Home / 7,851,998.88-10,844,019.18-6,996,100.14

Finding the Fourth Proportional to 7,851,998.88, 10,844,019.18 and 6,996,100.14

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Solution

The fourth proportional to 7,851,998.88, 10,844,019.18 and 6,996,100.14 is: 9,661,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851,998.88 : 10,844,019.18 = 6,996,100.14 : x
  2. Step 2: Convert to fraction form
    7,851,998.88/10,844,019.18 = 6,996,100.14/x
  3. Step 3: Cross multiply
    7,851,998.88x = 10,844,019.18 × 6,996,100.14
  4. Step 4: Simplify right side
    7,851,998.88x = 75,865,844,103,360.67
  5. Step 5: Solve for x
    x = 75,865,844,103,360.67/7,851,998.88
  6. Step 6: Final answer
    x = 9,661,978.47

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1.5x scale

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.