Home / 10,018,255.20-15,028,006.14-3,628,562.91

Finding the Fourth Proportional to 10,018,255.20, 15,028,006.14 and 3,628,562.91

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Solution

The fourth proportional to 10,018,255.20, 15,028,006.14 and 3,628,562.91 is: 5,443,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,255.20 : 15,028,006.14 = 3,628,562.91 : x
  2. Step 2: Convert to fraction form
    10,018,255.20/15,028,006.14 = 3,628,562.91/x
  3. Step 3: Cross multiply
    10,018,255.20x = 15,028,006.14 × 3,628,562.91
  4. Step 4: Simplify right side
    10,018,255.20x = 54,530,065,690,856.27
  5. Step 5: Solve for x
    x = 54,530,065,690,856.27/10,018,255.20
  6. Step 6: Final answer
    x = 5,443,070.14

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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.