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Finding the Third Proportional to 9,315,040 and 14,130,132

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Solution

The third proportional to 9,315,040 and 14,130,132 is: 21,434,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315,040 : 14,130,132 = 14,130,132 : x
  2. Step 2: Convert to fraction form
    9,315,040/14,130,132 = 14,130,132/x
  3. Step 3: Cross multiply
    9,315,040x = 14,130,132 × 14,130,132
  4. Step 4: Simplify right side
    9,315,040x = 199,660,630,337,424
  5. Step 5: Solve for x
    x = 199,660,630,337,424/9,315,040
  6. Step 6: Final answer
    x = 21,434,221.47

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.