Home / 21,275,682.75-31,913,743.50

Finding the Third Proportional to 21,275,682.75 and 31,913,743.50

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Solution

The third proportional to 21,275,682.75 and 31,913,743.50 is: 47,870,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,275,682.75 : 31,913,743.50 = 31,913,743.50 : x
  2. Step 2: Convert to fraction form
    21,275,682.75/31,913,743.50 = 31,913,743.50/x
  3. Step 3: Cross multiply
    21,275,682.75x = 31,913,743.50 × 31,913,743.50
  4. Step 4: Simplify right side
    21,275,682.75x = 1,018,487,024,183,792.25
  5. Step 5: Solve for x
    x = 1,018,487,024,183,792.25/21,275,682.75
  6. Step 6: Final answer
    x = 47,870,944.31

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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.