Home / 8,085,376.35-12,128,064.53-3,296,502.45

Finding the Fourth Proportional to 8,085,376.35, 12,128,064.53 and 3,296,502.45

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Solution

The fourth proportional to 8,085,376.35, 12,128,064.53 and 3,296,502.45 is: 4,944,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,376.35 : 12,128,064.53 = 3,296,502.45 : x
  2. Step 2: Convert to fraction form
    8,085,376.35/12,128,064.53 = 3,296,502.45/x
  3. Step 3: Cross multiply
    8,085,376.35x = 12,128,064.53 × 3,296,502.45
  4. Step 4: Simplify right side
    8,085,376.35x = 39,980,194,420,420.59
  5. Step 5: Solve for x
    x = 39,980,194,420,420.59/8,085,376.35
  6. Step 6: Final answer
    x = 4,944,753.68

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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.