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Finding the Third Proportional to 15,224,071 and 21,996,153.50

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Solution

The third proportional to 15,224,071 and 21,996,153.50 is: 31,780,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224,071 : 21,996,153.50 = 21,996,153.50 : x
  2. Step 2: Convert to fraction form
    15,224,071/21,996,153.50 = 21,996,153.50/x
  3. Step 3: Cross multiply
    15,224,071x = 21,996,153.50 × 21,996,153.50
  4. Step 4: Simplify right side
    15,224,071x = 483,830,768,795,562.25
  5. Step 5: Solve for x
    x = 483,830,768,795,562.25/15,224,071
  6. Step 6: Final answer
    x = 31,780,643.22

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.