Home / 10,781,926.60-16,172,889.90-2,803,750.60

Finding the Fourth Proportional to 10,781,926.60, 16,172,889.90 and 2,803,750.60

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Solution

The fourth proportional to 10,781,926.60, 16,172,889.90 and 2,803,750.60 is: 4,205,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,926.60 : 16,172,889.90 = 2,803,750.60 : x
  2. Step 2: Convert to fraction form
    10,781,926.60/16,172,889.90 = 2,803,750.60/x
  3. Step 3: Cross multiply
    10,781,926.60x = 16,172,889.90 × 2,803,750.60
  4. Step 4: Simplify right side
    10,781,926.60x = 45,344,749,760,858.95
  5. Step 5: Solve for x
    x = 45,344,749,760,858.95/10,781,926.60
  6. Step 6: Final answer
    x = 4,205,625.90

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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.