Home / 31,081,409.70-46,622,114.55-19,744,001.70

Finding the Fourth Proportional to 31,081,409.70, 46,622,114.55 and 19,744,001.70

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Solution

The fourth proportional to 31,081,409.70, 46,622,114.55 and 19,744,001.70 is: 29,616,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,081,409.70 : 46,622,114.55 = 19,744,001.70 : x
  2. Step 2: Convert to fraction form
    31,081,409.70/46,622,114.55 = 19,744,001.70/x
  3. Step 3: Cross multiply
    31,081,409.70x = 46,622,114.55 × 19,744,001.70
  4. Step 4: Simplify right side
    31,081,409.70x = 920,507,108,932,794.62
  5. Step 5: Solve for x
    x = 920,507,108,932,794.62/31,081,409.70
  6. Step 6: Final answer
    x = 29,616,002.55

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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.