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Finding the Third Proportional to 18,177,601.50 and 39,831,639

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Solution

The third proportional to 18,177,601.50 and 39,831,639 is: 87,281,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177,601.50 : 39,831,639 = 39,831,639 : x
  2. Step 2: Convert to fraction form
    18,177,601.50/39,831,639 = 39,831,639/x
  3. Step 3: Cross multiply
    18,177,601.50x = 39,831,639 × 39,831,639
  4. Step 4: Simplify right side
    18,177,601.50x = 1,586,559,465,426,321
  5. Step 5: Solve for x
    x = 1,586,559,465,426,321/18,177,601.50
  6. Step 6: Final answer
    x = 87,281,012.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.