Home / 25,263,640.20-37,842,316.20-21,012,112.20

Finding the Fourth Proportional to 25,263,640.20, 37,842,316.20 and 21,012,112.20

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Solution

The fourth proportional to 25,263,640.20, 37,842,316.20 and 21,012,112.20 is: 31,473,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263,640.20 : 37,842,316.20 = 21,012,112.20 : x
  2. Step 2: Convert to fraction form
    25,263,640.20/37,842,316.20 = 21,012,112.20/x
  3. Step 3: Cross multiply
    25,263,640.20x = 37,842,316.20 × 21,012,112.20
  4. Step 4: Simplify right side
    25,263,640.20x = 795,146,993,902,277.62
  5. Step 5: Solve for x
    x = 795,146,993,902,277.62/25,263,640.20
  6. Step 6: Final answer
    x = 31,473,967.63

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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.