Home / 8,646,320.85-12,969,274.52-2,810,499.26

Finding the Fourth Proportional to 8,646,320.85, 12,969,274.52 and 2,810,499.26

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Solution

The fourth proportional to 8,646,320.85, 12,969,274.52 and 2,810,499.26 is: 4,215,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,320.85 : 12,969,274.52 = 2,810,499.26 : x
  2. Step 2: Convert to fraction form
    8,646,320.85/12,969,274.52 = 2,810,499.26/x
  3. Step 3: Cross multiply
    8,646,320.85x = 12,969,274.52 × 2,810,499.26
  4. Step 4: Simplify right side
    8,646,320.85x = 36,450,136,383,376.73
  5. Step 5: Solve for x
    x = 36,450,136,383,376.73/8,646,320.85
  6. Step 6: Final answer
    x = 4,215,681.68

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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.