Home / 30,561,007.26-45,787,699.62-28,740,489.33

Finding the Fourth Proportional to 30,561,007.26, 45,787,699.62 and 28,740,489.33

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Solution

The fourth proportional to 30,561,007.26, 45,787,699.62 and 28,740,489.33 is: 43,060,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,561,007.26 : 45,787,699.62 = 28,740,489.33 : x
  2. Step 2: Convert to fraction form
    30,561,007.26/45,787,699.62 = 28,740,489.33/x
  3. Step 3: Cross multiply
    30,561,007.26x = 45,787,699.62 × 28,740,489.33
  4. Step 4: Simplify right side
    30,561,007.26x = 1,315,960,892,373,855
  5. Step 5: Solve for x
    x = 1,315,960,892,373,855/30,561,007.26
  6. Step 6: Final answer
    x = 43,060,128.26

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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.