Home / 9,661,217.40-14,491,826.10-8,078,704.20

Finding the Fourth Proportional to 9,661,217.40, 14,491,826.10 and 8,078,704.20

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Solution

The fourth proportional to 9,661,217.40, 14,491,826.10 and 8,078,704.20 is: 12,118,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,217.40 : 14,491,826.10 = 8,078,704.20 : x
  2. Step 2: Convert to fraction form
    9,661,217.40/14,491,826.10 = 8,078,704.20/x
  3. Step 3: Cross multiply
    9,661,217.40x = 14,491,826.10 × 8,078,704.20
  4. Step 4: Simplify right side
    9,661,217.40x = 117,075,176,379,739.62
  5. Step 5: Solve for x
    x = 117,075,176,379,739.62/9,661,217.40
  6. Step 6: Final answer
    x = 12,118,056.30

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Double scale
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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.