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Finding the Third Proportional to 10,990,669 and 16,812,349.50

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Solution

The third proportional to 10,990,669 and 16,812,349.50 is: 25,717,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990,669 : 16,812,349.50 = 16,812,349.50 : x
  2. Step 2: Convert to fraction form
    10,990,669/16,812,349.50 = 16,812,349.50/x
  3. Step 3: Cross multiply
    10,990,669x = 16,812,349.50 × 16,812,349.50
  4. Step 4: Simplify right side
    10,990,669x = 282,655,095,710,150.25
  5. Step 5: Solve for x
    x = 282,655,095,710,150.25/10,990,669
  6. Step 6: Final answer
    x = 25,717,733.44

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.