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Finding the Third Proportional to 17,779,461 and 38,789,377

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Solution

The third proportional to 17,779,461 and 38,789,377 is: 84,626,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779,461 : 38,789,377 = 38,789,377 : x
  2. Step 2: Convert to fraction form
    17,779,461/38,789,377 = 38,789,377/x
  3. Step 3: Cross multiply
    17,779,461x = 38,789,377 × 38,789,377
  4. Step 4: Simplify right side
    17,779,461x = 1,504,615,768,048,129
  5. Step 5: Solve for x
    x = 1,504,615,768,048,129/17,779,461
  6. Step 6: Final answer
    x = 84,626,624.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.