Home / 9,524,819.09-13,120,215.84-7,684,123.34

Finding the Fourth Proportional to 9,524,819.09, 13,120,215.84 and 7,684,123.34

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Solution

The fourth proportional to 9,524,819.09, 13,120,215.84 and 7,684,123.34 is: 10,584,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,524,819.09 : 13,120,215.84 = 7,684,123.34 : x
  2. Step 2: Convert to fraction form
    9,524,819.09/13,120,215.84 = 7,684,123.34/x
  3. Step 3: Cross multiply
    9,524,819.09x = 13,120,215.84 × 7,684,123.34
  4. Step 4: Simplify right side
    9,524,819.09x = 100,817,356,794,782.25
  5. Step 5: Solve for x
    x = 100,817,356,794,782.25/9,524,819.09
  6. Step 6: Final answer
    x = 10,584,700.44

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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.