Home / 7,971,284.80-11,956,927.20-6,571,604.80

Finding the Fourth Proportional to 7,971,284.80, 11,956,927.20 and 6,571,604.80

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Solution

The fourth proportional to 7,971,284.80, 11,956,927.20 and 6,571,604.80 is: 9,857,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,284.80 : 11,956,927.20 = 6,571,604.80 : x
  2. Step 2: Convert to fraction form
    7,971,284.80/11,956,927.20 = 6,571,604.80/x
  3. Step 3: Cross multiply
    7,971,284.80x = 11,956,927.20 × 6,571,604.80
  4. Step 4: Simplify right side
    7,971,284.80x = 78,576,200,180,770.55
  5. Step 5: Solve for x
    x = 78,576,200,180,770.55/7,971,284.80
  6. Step 6: Final answer
    x = 9,857,407.20

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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.