Home / 9,360,655.20-14,040,982.80-8,203,586.40

Finding the Fourth Proportional to 9,360,655.20, 14,040,982.80 and 8,203,586.40

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Solution

The fourth proportional to 9,360,655.20, 14,040,982.80 and 8,203,586.40 is: 12,305,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360,655.20 : 14,040,982.80 = 8,203,586.40 : x
  2. Step 2: Convert to fraction form
    9,360,655.20/14,040,982.80 = 8,203,586.40/x
  3. Step 3: Cross multiply
    9,360,655.20x = 14,040,982.80 × 8,203,586.40
  4. Step 4: Simplify right side
    9,360,655.20x = 115,186,415,540,713.94
  5. Step 5: Solve for x
    x = 115,186,415,540,713.94/9,360,655.20
  6. Step 6: Final answer
    x = 12,305,379.60

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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.