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Finding the Third Proportional to 4,035,207 and 8,707,870.50

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Solution

The third proportional to 4,035,207 and 8,707,870.50 is: 18,791,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,035,207 : 8,707,870.50 = 8,707,870.50 : x
  2. Step 2: Convert to fraction form
    4,035,207/8,707,870.50 = 8,707,870.50/x
  3. Step 3: Cross multiply
    4,035,207x = 8,707,870.50 × 8,707,870.50
  4. Step 4: Simplify right side
    4,035,207x = 75,827,008,644,770.25
  5. Step 5: Solve for x
    x = 75,827,008,644,770.25/4,035,207
  6. Step 6: Final answer
    x = 18,791,355.35

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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.