Home / 11,102,790.40-16,682,179.20-7,061,214.40

Finding the Fourth Proportional to 11,102,790.40, 16,682,179.20 and 7,061,214.40

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Solution

The fourth proportional to 11,102,790.40, 16,682,179.20 and 7,061,214.40 is: 10,609,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102,790.40 : 16,682,179.20 = 7,061,214.40 : x
  2. Step 2: Convert to fraction form
    11,102,790.40/16,682,179.20 = 7,061,214.40/x
  3. Step 3: Cross multiply
    11,102,790.40x = 16,682,179.20 × 7,061,214.40
  4. Step 4: Simplify right side
    11,102,790.40x = 117,796,443,990,420.48
  5. Step 5: Solve for x
    x = 117,796,443,990,420.48/11,102,790.40
  6. Step 6: Final answer
    x = 10,609,625.13

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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.