Home / 11,666,310.60-17,509,833.90-6,868,000.20

Finding the Fourth Proportional to 11,666,310.60, 17,509,833.90 and 6,868,000.20

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Solution

The fourth proportional to 11,666,310.60, 17,509,833.90 and 6,868,000.20 is: 10,308,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,310.60 : 17,509,833.90 = 6,868,000.20 : x
  2. Step 2: Convert to fraction form
    11,666,310.60/17,509,833.90 = 6,868,000.20/x
  3. Step 3: Cross multiply
    11,666,310.60x = 17,509,833.90 × 6,868,000.20
  4. Step 4: Simplify right side
    11,666,310.60x = 120,257,542,727,166.77
  5. Step 5: Solve for x
    x = 120,257,542,727,166.77/11,666,310.60
  6. Step 6: Final answer
    x = 10,308,103.98

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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.