Home / 17,554,183.80-26,331,275.70-15,428,419.80

Finding the Fourth Proportional to 17,554,183.80, 26,331,275.70 and 15,428,419.80

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Solution

The fourth proportional to 17,554,183.80, 26,331,275.70 and 15,428,419.80 is: 23,142,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,554,183.80 : 26,331,275.70 = 15,428,419.80 : x
  2. Step 2: Convert to fraction form
    17,554,183.80/26,331,275.70 = 15,428,419.80/x
  3. Step 3: Cross multiply
    17,554,183.80x = 26,331,275.70 × 15,428,419.80
  4. Step 4: Simplify right side
    17,554,183.80x = 406,249,975,369,138.88
  5. Step 5: Solve for x
    x = 406,249,975,369,138.88/17,554,183.80
  6. Step 6: Final answer
    x = 23,142,629.70

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Double scale
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Similar ratio
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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.