Home / 6,839,627.20-10,259,440.80-6,548,401.60

Finding the Fourth Proportional to 6,839,627.20, 10,259,440.80 and 6,548,401.60

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Solution

The fourth proportional to 6,839,627.20, 10,259,440.80 and 6,548,401.60 is: 9,822,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839,627.20 : 10,259,440.80 = 6,548,401.60 : x
  2. Step 2: Convert to fraction form
    6,839,627.20/10,259,440.80 = 6,548,401.60/x
  3. Step 3: Cross multiply
    6,839,627.20x = 10,259,440.80 × 6,548,401.60
  4. Step 4: Simplify right side
    6,839,627.20x = 67,182,938,549,825.28
  5. Step 5: Solve for x
    x = 67,182,938,549,825.28/6,839,627.20
  6. Step 6: Final answer
    x = 9,822,602.40

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Similar ratio
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1.5x scale

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.