Home / 67,428,906.20-93,051,890.52-36,489,075.44

Finding the Fourth Proportional to 67,428,906.20, 93,051,890.52 and 36,489,075.44

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Solution

The fourth proportional to 67,428,906.20, 93,051,890.52 and 36,489,075.44 is: 50,354,924.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,906.20 : 93,051,890.52 = 36,489,075.44 : x
  2. Step 2: Convert to fraction form
    67,428,906.20/93,051,890.52 = 36,489,075.44/x
  3. Step 3: Cross multiply
    67,428,906.20x = 93,051,890.52 × 36,489,075.44
  4. Step 4: Simplify right side
    67,428,906.20x = 3,395,377,453,018,900.50
  5. Step 5: Solve for x
    x = 3,395,377,453,018,900.50/67,428,906.20
  6. Step 6: Final answer
    x = 50,354,924.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.