Home / 9,711,380.22-13,401,706.02-5,360,467.44

Finding the Fourth Proportional to 9,711,380.22, 13,401,706.02 and 5,360,467.44

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Solution

The fourth proportional to 9,711,380.22, 13,401,706.02 and 5,360,467.44 is: 7,397,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,380.22 : 13,401,706.02 = 5,360,467.44 : x
  2. Step 2: Convert to fraction form
    9,711,380.22/13,401,706.02 = 5,360,467.44/x
  3. Step 3: Cross multiply
    9,711,380.22x = 13,401,706.02 × 5,360,467.44
  4. Step 4: Simplify right side
    9,711,380.22x = 71,839,408,760,661.98
  5. Step 5: Solve for x
    x = 71,839,408,760,661.98/9,711,380.22
  6. Step 6: Final answer
    x = 7,397,445.79

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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.