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Finding the Third Proportional to 7,298,142 and 11,194,488

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Solution

The third proportional to 7,298,142 and 11,194,488 is: 17,171,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298,142 : 11,194,488 = 11,194,488 : x
  2. Step 2: Convert to fraction form
    7,298,142/11,194,488 = 11,194,488/x
  3. Step 3: Cross multiply
    7,298,142x = 11,194,488 × 11,194,488
  4. Step 4: Simplify right side
    7,298,142x = 125,316,561,582,144
  5. Step 5: Solve for x
    x = 125,316,561,582,144/7,298,142
  6. Step 6: Final answer
    x = 17,171,022.65

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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.