Home / 9,619,515.43-13,274,944.09-5,209,248.67

Finding the Fourth Proportional to 9,619,515.43, 13,274,944.09 and 5,209,248.67

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Solution

The fourth proportional to 9,619,515.43, 13,274,944.09 and 5,209,248.67 is: 7,188,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,515.43 : 13,274,944.09 = 5,209,248.67 : x
  2. Step 2: Convert to fraction form
    9,619,515.43/13,274,944.09 = 5,209,248.67/x
  3. Step 3: Cross multiply
    9,619,515.43x = 13,274,944.09 × 5,209,248.67
  4. Step 4: Simplify right side
    9,619,515.43x = 69,152,484,850,930.56
  5. Step 5: Solve for x
    x = 69,152,484,850,930.56/9,619,515.43
  6. Step 6: Final answer
    x = 7,188,770.10

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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.