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Finding the Third Proportional to 7,363,939.34 and 15,491,005.03

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Solution

The third proportional to 7,363,939.34 and 15,491,005.03 is: 32,587,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363,939.34 : 15,491,005.03 = 15,491,005.03 : x
  2. Step 2: Convert to fraction form
    7,363,939.34/15,491,005.03 = 15,491,005.03/x
  3. Step 3: Cross multiply
    7,363,939.34x = 15,491,005.03 × 15,491,005.03
  4. Step 4: Simplify right side
    7,363,939.34x = 239,971,236,878,212.81
  5. Step 5: Solve for x
    x = 239,971,236,878,212.81/7,363,939.34
  6. Step 6: Final answer
    x = 32,587,345.67

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.