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Finding the Third Proportional to 7,460,491.50 and 11,863,327.50

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Solution

The third proportional to 7,460,491.50 and 11,863,327.50 is: 18,864,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460,491.50 : 11,863,327.50 = 11,863,327.50 : x
  2. Step 2: Convert to fraction form
    7,460,491.50/11,863,327.50 = 11,863,327.50/x
  3. Step 3: Cross multiply
    7,460,491.50x = 11,863,327.50 × 11,863,327.50
  4. Step 4: Simplify right side
    7,460,491.50x = 140,738,539,372,256.25
  5. Step 5: Solve for x
    x = 140,738,539,372,256.25/7,460,491.50
  6. Step 6: Final answer
    x = 18,864,513.06

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.