Home / 8,305,122.30-12,446,019.45-6,602,178.30

Finding the Fourth Proportional to 8,305,122.30, 12,446,019.45 and 6,602,178.30

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Solution

The fourth proportional to 8,305,122.30, 12,446,019.45 and 6,602,178.30 is: 9,893,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,122.30 : 12,446,019.45 = 6,602,178.30 : x
  2. Step 2: Convert to fraction form
    8,305,122.30/12,446,019.45 = 6,602,178.30/x
  3. Step 3: Cross multiply
    8,305,122.30x = 12,446,019.45 × 6,602,178.30
  4. Step 4: Simplify right side
    8,305,122.30x = 82,170,839,534,167.92
  5. Step 5: Solve for x
    x = 82,170,839,534,167.92/8,305,122.30
  6. Step 6: Final answer
    x = 9,893,995.12

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Why These Related Problems?

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