Home / 18,011,690.36-24,855,835.97-9,751,686.61

Finding the Fourth Proportional to 18,011,690.36, 24,855,835.97 and 9,751,686.61

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Solution

The fourth proportional to 18,011,690.36, 24,855,835.97 and 9,751,686.61 is: 13,457,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011,690.36 : 24,855,835.97 = 9,751,686.61 : x
  2. Step 2: Convert to fraction form
    18,011,690.36/24,855,835.97 = 9,751,686.61/x
  3. Step 3: Cross multiply
    18,011,690.36x = 24,855,835.97 × 9,751,686.61
  4. Step 4: Simplify right side
    18,011,690.36x = 242,386,322,817,849.69
  5. Step 5: Solve for x
    x = 242,386,322,817,849.69/18,011,690.36
  6. Step 6: Final answer
    x = 13,457,166.87

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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.