Home / 28,982,803.78-43,475,834.04-9,288,644.41

Finding the Fourth Proportional to 28,982,803.78, 43,475,834.04 and 9,288,644.41

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Solution

The fourth proportional to 28,982,803.78, 43,475,834.04 and 9,288,644.41 is: 13,933,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982,803.78 : 43,475,834.04 = 9,288,644.41 : x
  2. Step 2: Convert to fraction form
    28,982,803.78/43,475,834.04 = 9,288,644.41/x
  3. Step 3: Cross multiply
    28,982,803.78x = 43,475,834.04 × 9,288,644.41
  4. Step 4: Simplify right side
    28,982,803.78x = 403,831,562,825,733.69
  5. Step 5: Solve for x
    x = 403,831,562,825,733.69/28,982,803.78
  6. Step 6: Final answer
    x = 13,933,488.49

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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.