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Finding the Third Proportional to 7,074,289 and 15,157,148

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Solution

The third proportional to 7,074,289 and 15,157,148 is: 32,475,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074,289 : 15,157,148 = 15,157,148 : x
  2. Step 2: Convert to fraction form
    7,074,289/15,157,148 = 15,157,148/x
  3. Step 3: Cross multiply
    7,074,289x = 15,157,148 × 15,157,148
  4. Step 4: Simplify right side
    7,074,289x = 229,739,135,493,904
  5. Step 5: Solve for x
    x = 229,739,135,493,904/7,074,289
  6. Step 6: Final answer
    x = 32,475,226.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.