Home / 13,097,747.20-17,943,977.68-12,606,846.75

Finding the Fourth Proportional to 13,097,747.20, 17,943,977.68 and 12,606,846.75

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Solution

The fourth proportional to 13,097,747.20, 17,943,977.68 and 12,606,846.75 is: 17,271,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097,747.20 : 17,943,977.68 = 12,606,846.75 : x
  2. Step 2: Convert to fraction form
    13,097,747.20/17,943,977.68 = 12,606,846.75/x
  3. Step 3: Cross multiply
    13,097,747.20x = 17,943,977.68 × 12,606,846.75
  4. Step 4: Simplify right side
    13,097,747.20x = 226,216,976,712,939.09
  5. Step 5: Solve for x
    x = 226,216,976,712,939.09/13,097,747.20
  6. Step 6: Final answer
    x = 17,271,441.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.