Home / 49,214,694.12-67,918,220.46-28,306,693.32

Finding the Fourth Proportional to 49,214,694.12, 67,918,220.46 and 28,306,693.32

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Solution

The fourth proportional to 49,214,694.12, 67,918,220.46 and 28,306,693.32 is: 39,064,354.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,694.12 : 67,918,220.46 = 28,306,693.32 : x
  2. Step 2: Convert to fraction form
    49,214,694.12/67,918,220.46 = 28,306,693.32/x
  3. Step 3: Cross multiply
    49,214,694.12x = 67,918,220.46 × 28,306,693.32
  4. Step 4: Simplify right side
    49,214,694.12x = 1,922,540,237,401,369.25
  5. Step 5: Solve for x
    x = 1,922,540,237,401,369.25/49,214,694.12
  6. Step 6: Final answer
    x = 39,064,354.09

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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.