Home / 37,648,372.50-51,954,754.86-21,350,848.50

Finding the Fourth Proportional to 37,648,372.50, 51,954,754.86 and 21,350,848.50

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Solution

The fourth proportional to 37,648,372.50, 51,954,754.86 and 21,350,848.50 is: 29,464,171.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,648,372.50 : 51,954,754.86 = 21,350,848.50 : x
  2. Step 2: Convert to fraction form
    37,648,372.50/51,954,754.86 = 21,350,848.50/x
  3. Step 3: Cross multiply
    37,648,372.50x = 51,954,754.86 × 21,350,848.50
  4. Step 4: Simplify right side
    37,648,372.50x = 1,109,278,099,870,498.75
  5. Step 5: Solve for x
    x = 1,109,278,099,870,498.75/37,648,372.50
  6. Step 6: Final answer
    x = 29,464,171.39

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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.