Home / 18,830,016.05-28,245,024.07-5,366,494.13

Finding the Fourth Proportional to 18,830,016.05, 28,245,024.07 and 5,366,494.13

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Solution

The fourth proportional to 18,830,016.05, 28,245,024.07 and 5,366,494.13 is: 8,049,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830,016.05 : 28,245,024.07 = 5,366,494.13 : x
  2. Step 2: Convert to fraction form
    18,830,016.05/28,245,024.07 = 5,366,494.13/x
  3. Step 3: Cross multiply
    18,830,016.05x = 28,245,024.07 × 5,366,494.13
  4. Step 4: Simplify right side
    18,830,016.05x = 151,576,755,718,722.34
  5. Step 5: Solve for x
    x = 151,576,755,718,722.34/18,830,016.05
  6. Step 6: Final answer
    x = 8,049,741.19

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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.