Home / 17,445,776.87-26,172,568.24-5,316,189.62

Finding the Fourth Proportional to 17,445,776.87, 26,172,568.24 and 5,316,189.62

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Solution

The fourth proportional to 17,445,776.87, 26,172,568.24 and 5,316,189.62 is: 7,975,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445,776.87 : 26,172,568.24 = 5,316,189.62 : x
  2. Step 2: Convert to fraction form
    17,445,776.87/26,172,568.24 = 5,316,189.62/x
  3. Step 3: Cross multiply
    17,445,776.87x = 26,172,568.24 × 5,316,189.62
  4. Step 4: Simplify right side
    17,445,776.87x = 139,138,335,658,370.61
  5. Step 5: Solve for x
    x = 139,138,335,658,370.61/17,445,776.87
  6. Step 6: Final answer
    x = 7,975,473.76

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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.