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Finding the Third Proportional to 9,315,931.50 and 20,272,113

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Solution

The third proportional to 9,315,931.50 and 20,272,113 is: 44,113,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315,931.50 : 20,272,113 = 20,272,113 : x
  2. Step 2: Convert to fraction form
    9,315,931.50/20,272,113 = 20,272,113/x
  3. Step 3: Cross multiply
    9,315,931.50x = 20,272,113 × 20,272,113
  4. Step 4: Simplify right side
    9,315,931.50x = 410,958,565,484,769
  5. Step 5: Solve for x
    x = 410,958,565,484,769/9,315,931.50
  6. Step 6: Final answer
    x = 44,113,523.75

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.