Home / 13,250,506.60-18,285,589.11-7,449,314.14

Finding the Fourth Proportional to 13,250,506.60, 18,285,589.11 and 7,449,314.14

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Solution

The fourth proportional to 13,250,506.60, 18,285,589.11 and 7,449,314.14 is: 10,279,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250,506.60 : 18,285,589.11 = 7,449,314.14 : x
  2. Step 2: Convert to fraction form
    13,250,506.60/18,285,589.11 = 7,449,314.14/x
  3. Step 3: Cross multiply
    13,250,506.60x = 18,285,589.11 × 7,449,314.14
  4. Step 4: Simplify right side
    13,250,506.60x = 136,215,097,515,353
  5. Step 5: Solve for x
    x = 136,215,097,515,353/13,250,506.60
  6. Step 6: Final answer
    x = 10,279,991.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.