Home / 14,471,658.06-19,971,449.75-7,945,562.58

Finding the Fourth Proportional to 14,471,658.06, 19,971,449.75 and 7,945,562.58

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Solution

The fourth proportional to 14,471,658.06, 19,971,449.75 and 7,945,562.58 is: 10,965,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471,658.06 : 19,971,449.75 = 7,945,562.58 : x
  2. Step 2: Convert to fraction form
    14,471,658.06/19,971,449.75 = 7,945,562.58/x
  3. Step 3: Cross multiply
    14,471,658.06x = 19,971,449.75 × 7,945,562.58
  4. Step 4: Simplify right side
    14,471,658.06x = 158,684,403,801,950.34
  5. Step 5: Solve for x
    x = 158,684,403,801,950.34/14,471,658.06
  6. Step 6: Final answer
    x = 10,965,184.72

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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.