Home / 9,074,018.40-13,611,027.60-8,381,176.80

Finding the Fourth Proportional to 9,074,018.40, 13,611,027.60 and 8,381,176.80

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Solution

The fourth proportional to 9,074,018.40, 13,611,027.60 and 8,381,176.80 is: 12,571,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,018.40 : 13,611,027.60 = 8,381,176.80 : x
  2. Step 2: Convert to fraction form
    9,074,018.40/13,611,027.60 = 8,381,176.80/x
  3. Step 3: Cross multiply
    9,074,018.40x = 13,611,027.60 × 8,381,176.80
  4. Step 4: Simplify right side
    9,074,018.40x = 114,076,428,745,279.67
  5. Step 5: Solve for x
    x = 114,076,428,745,279.67/9,074,018.40
  6. Step 6: Final answer
    x = 12,571,765.20

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Similar ratio
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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.