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Finding the Third Proportional to 6,630,135.75 and 9,358,399.13

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Solution

The third proportional to 6,630,135.75 and 9,358,399.13 is: 13,209,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,135.75 : 9,358,399.13 = 9,358,399.13 : x
  2. Step 2: Convert to fraction form
    6,630,135.75/9,358,399.13 = 9,358,399.13/x
  3. Step 3: Cross multiply
    6,630,135.75x = 9,358,399.13 × 9,358,399.13
  4. Step 4: Simplify right side
    6,630,135.75x = 87,579,634,182,800.77
  5. Step 5: Solve for x
    x = 87,579,634,182,800.77/6,630,135.75
  6. Step 6: Final answer
    x = 13,209,327.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.