Home / 12,372,822.60-18,559,233.90-8,341,744.20

Finding the Fourth Proportional to 12,372,822.60, 18,559,233.90 and 8,341,744.20

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Solution

The fourth proportional to 12,372,822.60, 18,559,233.90 and 8,341,744.20 is: 12,512,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372,822.60 : 18,559,233.90 = 8,341,744.20 : x
  2. Step 2: Convert to fraction form
    12,372,822.60/18,559,233.90 = 8,341,744.20/x
  3. Step 3: Cross multiply
    12,372,822.60x = 18,559,233.90 × 8,341,744.20
  4. Step 4: Simplify right side
    12,372,822.60x = 154,816,381,741,768.38
  5. Step 5: Solve for x
    x = 154,816,381,741,768.38/12,372,822.60
  6. Step 6: Final answer
    x = 12,512,616.30

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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.