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Finding the Third Proportional to 4,739,888 and 9,243,310

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Solution

The third proportional to 4,739,888 and 9,243,310 is: 18,025,484.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739,888 : 9,243,310 = 9,243,310 : x
  2. Step 2: Convert to fraction form
    4,739,888/9,243,310 = 9,243,310/x
  3. Step 3: Cross multiply
    4,739,888x = 9,243,310 × 9,243,310
  4. Step 4: Simplify right side
    4,739,888x = 85,438,779,756,100
  5. Step 5: Solve for x
    x = 85,438,779,756,100/4,739,888
  6. Step 6: Final answer
    x = 18,025,484.94

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.