Home / 20,401,524.45-30,588,082.52-9,035,811.81

Finding the Fourth Proportional to 20,401,524.45, 30,588,082.52 and 9,035,811.81

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Solution

The fourth proportional to 20,401,524.45, 30,588,082.52 and 9,035,811.81 is: 13,547,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,524.45 : 30,588,082.52 = 9,035,811.81 : x
  2. Step 2: Convert to fraction form
    20,401,524.45/30,588,082.52 = 9,035,811.81/x
  3. Step 3: Cross multiply
    20,401,524.45x = 30,588,082.52 × 9,035,811.81
  4. Step 4: Simplify right side
    20,401,524.45x = 276,388,157,234,291.53
  5. Step 5: Solve for x
    x = 276,388,157,234,291.53/20,401,524.45
  6. Step 6: Final answer
    x = 13,547,426.71

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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.