Home / 38,039,405.26-52,494,379.26-21,742,231.18

Finding the Fourth Proportional to 38,039,405.26, 52,494,379.26 and 21,742,231.18

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Solution

The fourth proportional to 38,039,405.26, 52,494,379.26 and 21,742,231.18 is: 30,004,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039,405.26 : 52,494,379.26 = 21,742,231.18 : x
  2. Step 2: Convert to fraction form
    38,039,405.26/52,494,379.26 = 21,742,231.18/x
  3. Step 3: Cross multiply
    38,039,405.26x = 52,494,379.26 × 21,742,231.18
  4. Step 4: Simplify right side
    38,039,405.26x = 1,141,344,929,521,517.25
  5. Step 5: Solve for x
    x = 1,141,344,929,521,517.25/38,039,405.26
  6. Step 6: Final answer
    x = 30,004,279.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.