Home / 13,082,059.41-18,053,836.57-7,281,212.92

Finding the Fourth Proportional to 13,082,059.41, 18,053,836.57 and 7,281,212.92

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Solution

The fourth proportional to 13,082,059.41, 18,053,836.57 and 7,281,212.92 is: 10,048,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,059.41 : 18,053,836.57 = 7,281,212.92 : x
  2. Step 2: Convert to fraction form
    13,082,059.41/18,053,836.57 = 7,281,212.92/x
  3. Step 3: Cross multiply
    13,082,059.41x = 18,053,836.57 × 7,281,212.92
  4. Step 4: Simplify right side
    13,082,059.41x = 131,453,828,053,019.41
  5. Step 5: Solve for x
    x = 131,453,828,053,019.41/13,082,059.41
  6. Step 6: Final answer
    x = 10,048,404.76

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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.