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Finding the Third Proportional to 10,099,995.75 and 15,671,041.88

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Solution

The third proportional to 10,099,995.75 and 15,671,041.88 is: 24,315,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,995.75 : 15,671,041.88 = 15,671,041.88 : x
  2. Step 2: Convert to fraction form
    10,099,995.75/15,671,041.88 = 15,671,041.88/x
  3. Step 3: Cross multiply
    10,099,995.75x = 15,671,041.88 × 15,671,041.88
  4. Step 4: Simplify right side
    10,099,995.75x = 245,581,553,448,003.50
  5. Step 5: Solve for x
    x = 245,581,553,448,003.50/10,099,995.75
  6. Step 6: Final answer
    x = 24,315,015.52

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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.