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Finding the Third Proportional to 3,242,991 and 7,506,637.50

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Solution

The third proportional to 3,242,991 and 7,506,637.50 is: 17,375,813.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242,991 : 7,506,637.50 = 7,506,637.50 : x
  2. Step 2: Convert to fraction form
    3,242,991/7,506,637.50 = 7,506,637.50/x
  3. Step 3: Cross multiply
    3,242,991x = 7,506,637.50 × 7,506,637.50
  4. Step 4: Simplify right side
    3,242,991x = 56,349,606,556,406.25
  5. Step 5: Solve for x
    x = 56,349,606,556,406.25/3,242,991
  6. Step 6: Final answer
    x = 17,375,813.43

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.