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Finding the Third Proportional to 30,787,600.50 and 66,456,585

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Solution

The third proportional to 30,787,600.50 and 66,456,585 is: 143,449,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,787,600.50 : 66,456,585 = 66,456,585 : x
  2. Step 2: Convert to fraction form
    30,787,600.50/66,456,585 = 66,456,585/x
  3. Step 3: Cross multiply
    30,787,600.50x = 66,456,585 × 66,456,585
  4. Step 4: Simplify right side
    30,787,600.50x = 4,416,477,689,862,225
  5. Step 5: Solve for x
    x = 4,416,477,689,862,225/30,787,600.50
  6. Step 6: Final answer
    x = 143,449,883.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.