Home / 13,709,591.46-20,441,819.79-13,332,932.64

Finding the Fourth Proportional to 13,709,591.46, 20,441,819.79 and 13,332,932.64

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Solution

The fourth proportional to 13,709,591.46, 20,441,819.79 and 13,332,932.64 is: 19,880,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,591.46 : 20,441,819.79 = 13,332,932.64 : x
  2. Step 2: Convert to fraction form
    13,709,591.46/20,441,819.79 = 13,332,932.64/x
  3. Step 3: Cross multiply
    13,709,591.46x = 20,441,819.79 × 13,332,932.64
  4. Step 4: Simplify right side
    13,709,591.46x = 272,549,406,299,088.94
  5. Step 5: Solve for x
    x = 272,549,406,299,088.94/13,709,591.46
  6. Step 6: Final answer
    x = 19,880,198.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.