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Finding the Third Proportional to 18,751,156 and 28,176,658

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Solution

The third proportional to 18,751,156 and 28,176,658 is: 42,340,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,156 : 28,176,658 = 28,176,658 : x
  2. Step 2: Convert to fraction form
    18,751,156/28,176,658 = 28,176,658/x
  3. Step 3: Cross multiply
    18,751,156x = 28,176,658 × 28,176,658
  4. Step 4: Simplify right side
    18,751,156x = 793,924,056,048,964
  5. Step 5: Solve for x
    x = 793,924,056,048,964/18,751,156
  6. Step 6: Final answer
    x = 42,340,005.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.