Home / 9,214,428.90-13,821,649.48-3,821,631.34

Finding the Fourth Proportional to 9,214,428.90, 13,821,649.48 and 3,821,631.34

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Solution

The fourth proportional to 9,214,428.90, 13,821,649.48 and 3,821,631.34 is: 5,732,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,428.90 : 13,821,649.48 = 3,821,631.34 : x
  2. Step 2: Convert to fraction form
    9,214,428.90/13,821,649.48 = 3,821,631.34/x
  3. Step 3: Cross multiply
    9,214,428.90x = 13,821,649.48 × 3,821,631.34
  4. Step 4: Simplify right side
    9,214,428.90x = 52,821,248,823,262.70
  5. Step 5: Solve for x
    x = 52,821,248,823,262.70/9,214,428.90
  6. Step 6: Final answer
    x = 5,732,449.55

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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.