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Finding the Third Proportional to 10,089,900 and 15,666,498

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Solution

The third proportional to 10,089,900 and 15,666,498 is: 24,325,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089,900 : 15,666,498 = 15,666,498 : x
  2. Step 2: Convert to fraction form
    10,089,900/15,666,498 = 15,666,498/x
  3. Step 3: Cross multiply
    10,089,900x = 15,666,498 × 15,666,498
  4. Step 4: Simplify right side
    10,089,900x = 245,439,159,584,004
  5. Step 5: Solve for x
    x = 245,439,159,584,004/10,089,900
  6. Step 6: Final answer
    x = 24,325,232.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.