Home / 13,008,573.20-17,951,597.88-7,207,238.24

Finding the Fourth Proportional to 13,008,573.20, 17,951,597.88 and 7,207,238.24

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Solution

The fourth proportional to 13,008,573.20, 17,951,597.88 and 7,207,238.24 is: 9,945,859.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,573.20 : 17,951,597.88 = 7,207,238.24 : x
  2. Step 2: Convert to fraction form
    13,008,573.20/17,951,597.88 = 7,207,238.24/x
  3. Step 3: Cross multiply
    13,008,573.20x = 17,951,597.88 × 7,207,238.24
  4. Step 4: Simplify right side
    13,008,573.20x = 129,381,442,709,838.92
  5. Step 5: Solve for x
    x = 129,381,442,709,838.92/13,008,573.20
  6. Step 6: Final answer
    x = 9,945,859.61

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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.