Home / 7,104,221.20-10,656,331.80-4,267,536.40

Finding the Fourth Proportional to 7,104,221.20, 10,656,331.80 and 4,267,536.40

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Solution

The fourth proportional to 7,104,221.20, 10,656,331.80 and 4,267,536.40 is: 6,401,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,221.20 : 10,656,331.80 = 4,267,536.40 : x
  2. Step 2: Convert to fraction form
    7,104,221.20/10,656,331.80 = 4,267,536.40/x
  3. Step 3: Cross multiply
    7,104,221.20x = 10,656,331.80 × 4,267,536.40
  4. Step 4: Simplify right side
    7,104,221.20x = 45,476,283,846,977.52
  5. Step 5: Solve for x
    x = 45,476,283,846,977.52/7,104,221.20
  6. Step 6: Final answer
    x = 6,401,304.60

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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.