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Finding the Third Proportional to 4,644,402 and 7,173,690

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Solution

The third proportional to 4,644,402 and 7,173,690 is: 11,080,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644,402 : 7,173,690 = 7,173,690 : x
  2. Step 2: Convert to fraction form
    4,644,402/7,173,690 = 7,173,690/x
  3. Step 3: Cross multiply
    4,644,402x = 7,173,690 × 7,173,690
  4. Step 4: Simplify right side
    4,644,402x = 51,461,828,216,100
  5. Step 5: Solve for x
    x = 51,461,828,216,100/4,644,402
  6. Step 6: Final answer
    x = 11,080,399.20

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.