Home / 13,327,937.71-19,992,654.42-3,742,568.91

Finding the Fourth Proportional to 13,327,937.71, 19,992,654.42 and 3,742,568.91

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Solution

The fourth proportional to 13,327,937.71, 19,992,654.42 and 3,742,568.91 is: 5,614,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,937.71 : 19,992,654.42 = 3,742,568.91 : x
  2. Step 2: Convert to fraction form
    13,327,937.71/19,992,654.42 = 3,742,568.91/x
  3. Step 3: Cross multiply
    13,327,937.71x = 19,992,654.42 × 3,742,568.91
  4. Step 4: Simplify right side
    13,327,937.71x = 74,823,886,860,666.09
  5. Step 5: Solve for x
    x = 74,823,886,860,666.09/13,327,937.71
  6. Step 6: Final answer
    x = 5,614,063.37

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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.