Home / 9,680,030.80-14,520,046.20-9,207,638.80

Finding the Fourth Proportional to 9,680,030.80, 14,520,046.20 and 9,207,638.80

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Solution

The fourth proportional to 9,680,030.80, 14,520,046.20 and 9,207,638.80 is: 13,811,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,030.80 : 14,520,046.20 = 9,207,638.80 : x
  2. Step 2: Convert to fraction form
    9,680,030.80/14,520,046.20 = 9,207,638.80/x
  3. Step 3: Cross multiply
    9,680,030.80x = 14,520,046.20 × 9,207,638.80
  4. Step 4: Simplify right side
    9,680,030.80x = 133,695,340,768,912.56
  5. Step 5: Solve for x
    x = 133,695,340,768,912.56/9,680,030.80
  6. Step 6: Final answer
    x = 13,811,458.20

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Double scale
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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.