Home / 7,971,330.80-11,956,996.20-6,571,650.80

Finding the Fourth Proportional to 7,971,330.80, 11,956,996.20 and 6,571,650.80

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Solution

The fourth proportional to 7,971,330.80, 11,956,996.20 and 6,571,650.80 is: 9,857,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,330.80 : 11,956,996.20 = 6,571,650.80 : x
  2. Step 2: Convert to fraction form
    7,971,330.80/11,956,996.20 = 6,571,650.80/x
  3. Step 3: Cross multiply
    7,971,330.80x = 11,956,996.20 × 6,571,650.80
  4. Step 4: Simplify right side
    7,971,330.80x = 78,577,203,643,326.95
  5. Step 5: Solve for x
    x = 78,577,203,643,326.95/7,971,330.80
  6. Step 6: Final answer
    x = 9,857,476.20

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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.