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Finding the Third Proportional to 4,398,130 and 9,160,288

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Solution

The third proportional to 4,398,130 and 9,160,288 is: 19,078,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398,130 : 9,160,288 = 9,160,288 : x
  2. Step 2: Convert to fraction form
    4,398,130/9,160,288 = 9,160,288/x
  3. Step 3: Cross multiply
    4,398,130x = 9,160,288 × 9,160,288
  4. Step 4: Simplify right side
    4,398,130x = 83,910,876,242,944
  5. Step 5: Solve for x
    x = 83,910,876,242,944/4,398,130
  6. Step 6: Final answer
    x = 19,078,762.17

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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.