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Finding the Third Proportional to 12,587,704 and 18,803,901

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Solution

The third proportional to 12,587,704 and 18,803,901 is: 28,089,848.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,587,704 : 18,803,901 = 18,803,901 : x
  2. Step 2: Convert to fraction form
    12,587,704/18,803,901 = 18,803,901/x
  3. Step 3: Cross multiply
    12,587,704x = 18,803,901 × 18,803,901
  4. Step 4: Simplify right side
    12,587,704x = 353,586,692,817,801
  5. Step 5: Solve for x
    x = 353,586,692,817,801/12,587,704
  6. Step 6: Final answer
    x = 28,089,848.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.