Home / 11,998,585.52-18,000,522.12-3,479,277.68

Finding the Fourth Proportional to 11,998,585.52, 18,000,522.12 and 3,479,277.68

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Solution

The fourth proportional to 11,998,585.52, 18,000,522.12 and 3,479,277.68 is: 5,219,683.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998,585.52 : 18,000,522.12 = 3,479,277.68 : x
  2. Step 2: Convert to fraction form
    11,998,585.52/18,000,522.12 = 3,479,277.68/x
  3. Step 3: Cross multiply
    11,998,585.52x = 18,000,522.12 × 3,479,277.68
  4. Step 4: Simplify right side
    11,998,585.52x = 62,628,814,840,462.29
  5. Step 5: Solve for x
    x = 62,628,814,840,462.29/11,998,585.52
  6. Step 6: Final answer
    x = 5,219,683.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.