Home / 4,929,905.10-7,394,857.65-3,418,250.70

Finding the Fourth Proportional to 4,929,905.10, 7,394,857.65 and 3,418,250.70

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Solution

The fourth proportional to 4,929,905.10, 7,394,857.65 and 3,418,250.70 is: 5,127,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929,905.10 : 7,394,857.65 = 3,418,250.70 : x
  2. Step 2: Convert to fraction form
    4,929,905.10/7,394,857.65 = 3,418,250.70/x
  3. Step 3: Cross multiply
    4,929,905.10x = 7,394,857.65 × 3,418,250.70
  4. Step 4: Simplify right side
    4,929,905.10x = 25,277,477,338,512.86
  5. Step 5: Solve for x
    x = 25,277,477,338,512.86/4,929,905.10
  6. Step 6: Final answer
    x = 5,127,376.05

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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.