Home / 13,327,981.93-19,992,720.62-3,742,613.04

Finding the Fourth Proportional to 13,327,981.93, 19,992,720.62 and 3,742,613.04

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Solution

The fourth proportional to 13,327,981.93, 19,992,720.62 and 3,742,613.04 is: 5,614,129.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,981.93 : 19,992,720.62 = 3,742,613.04 : x
  2. Step 2: Convert to fraction form
    13,327,981.93/19,992,720.62 = 3,742,613.04/x
  3. Step 3: Cross multiply
    13,327,981.93x = 19,992,720.62 × 3,742,613.04
  4. Step 4: Simplify right side
    13,327,981.93x = 74,825,016,906,845.41
  5. Step 5: Solve for x
    x = 74,825,016,906,845.41/13,327,981.93
  6. Step 6: Final answer
    x = 5,614,129.53

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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.