Home / 13,366,744.11-20,046,905.82-6,171,364.67

Finding the Fourth Proportional to 13,366,744.11, 20,046,905.82 and 6,171,364.67

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Solution

The fourth proportional to 13,366,744.11, 20,046,905.82 and 6,171,364.67 is: 9,255,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,744.11 : 20,046,905.82 = 6,171,364.67 : x
  2. Step 2: Convert to fraction form
    13,366,744.11/20,046,905.82 = 6,171,364.67/x
  3. Step 3: Cross multiply
    13,366,744.11x = 20,046,905.82 × 6,171,364.67
  4. Step 4: Simplify right side
    13,366,744.11x = 123,716,766,220,130.86
  5. Step 5: Solve for x
    x = 123,716,766,220,130.86/13,366,744.11
  6. Step 6: Final answer
    x = 9,255,564.80

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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.