Home / 9,477,010.80-14,215,516.20-7,882,687.80

Finding the Fourth Proportional to 9,477,010.80, 14,215,516.20 and 7,882,687.80

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Solution

The fourth proportional to 9,477,010.80, 14,215,516.20 and 7,882,687.80 is: 11,824,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477,010.80 : 14,215,516.20 = 7,882,687.80 : x
  2. Step 2: Convert to fraction form
    9,477,010.80/14,215,516.20 = 7,882,687.80/x
  3. Step 3: Cross multiply
    9,477,010.80x = 14,215,516.20 × 7,882,687.80
  4. Step 4: Simplify right side
    9,477,010.80x = 112,056,476,120,442.34
  5. Step 5: Solve for x
    x = 112,056,476,120,442.34/9,477,010.80
  6. Step 6: Final answer
    x = 11,824,031.70

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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.