Home / 16,611,371.80-24,921,723.30-8,091,986.20

Finding the Fourth Proportional to 16,611,371.80, 24,921,723.30 and 8,091,986.20

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Solution

The fourth proportional to 16,611,371.80, 24,921,723.30 and 8,091,986.20 is: 12,140,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611,371.80 : 24,921,723.30 = 8,091,986.20 : x
  2. Step 2: Convert to fraction form
    16,611,371.80/24,921,723.30 = 8,091,986.20/x
  3. Step 3: Cross multiply
    16,611,371.80x = 24,921,723.30 × 8,091,986.20
  4. Step 4: Simplify right side
    16,611,371.80x = 201,666,241,023,818.47
  5. Step 5: Solve for x
    x = 201,666,241,023,818.47/16,611,371.80
  6. Step 6: Final answer
    x = 12,140,252.08

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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.