Home / 21,778,404.19-47,397,453.75

Finding the Third Proportional to 21,778,404.19 and 47,397,453.75

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Solution

The third proportional to 21,778,404.19 and 47,397,453.75 is: 103,153,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,778,404.19 : 47,397,453.75 = 47,397,453.75 : x
  2. Step 2: Convert to fraction form
    21,778,404.19/47,397,453.75 = 47,397,453.75/x
  3. Step 3: Cross multiply
    21,778,404.19x = 47,397,453.75 × 47,397,453.75
  4. Step 4: Simplify right side
    21,778,404.19x = 2,246,518,621,983,389
  5. Step 5: Solve for x
    x = 2,246,518,621,983,389/21,778,404.19
  6. Step 6: Final answer
    x = 103,153,500.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.