Home / 13,982,223.04-20,973,334.56-7,994,392

Finding the Fourth Proportional to 13,982,223.04, 20,973,334.56 and 7,994,392

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Solution

The fourth proportional to 13,982,223.04, 20,973,334.56 and 7,994,392 is: 11,991,588

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982,223.04 : 20,973,334.56 = 7,994,392 : x
  2. Step 2: Convert to fraction form
    13,982,223.04/20,973,334.56 = 7,994,392/x
  3. Step 3: Cross multiply
    13,982,223.04x = 20,973,334.56 × 7,994,392
  4. Step 4: Simplify right side
    13,982,223.04x = 167,669,058,019,787.50
  5. Step 5: Solve for x
    x = 167,669,058,019,787.50/13,982,223.04
  6. Step 6: Final answer
    x = 11,991,588

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Double scale
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Similar ratio
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1.5x scale

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.