Home / 9,505,115.10-14,257,672.65-8,460,020.70

Finding the Fourth Proportional to 9,505,115.10, 14,257,672.65 and 8,460,020.70

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Solution

The fourth proportional to 9,505,115.10, 14,257,672.65 and 8,460,020.70 is: 12,690,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,115.10 : 14,257,672.65 = 8,460,020.70 : x
  2. Step 2: Convert to fraction form
    9,505,115.10/14,257,672.65 = 8,460,020.70/x
  3. Step 3: Cross multiply
    9,505,115.10x = 14,257,672.65 × 8,460,020.70
  4. Step 4: Simplify right side
    9,505,115.10x = 120,620,205,752,823.84
  5. Step 5: Solve for x
    x = 120,620,205,752,823.84/9,505,115.10
  6. Step 6: Final answer
    x = 12,690,031.05

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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.