Home / 12,307,835.68-16,984,720.32-6,801,581.92

Finding the Fourth Proportional to 12,307,835.68, 16,984,720.32 and 6,801,581.92

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Solution

The fourth proportional to 12,307,835.68, 16,984,720.32 and 6,801,581.92 is: 9,386,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307,835.68 : 16,984,720.32 = 6,801,581.92 : x
  2. Step 2: Convert to fraction form
    12,307,835.68/16,984,720.32 = 6,801,581.92/x
  3. Step 3: Cross multiply
    12,307,835.68x = 16,984,720.32 × 6,801,581.92
  4. Step 4: Simplify right side
    12,307,835.68x = 115,522,966,644,768.61
  5. Step 5: Solve for x
    x = 115,522,966,644,768.61/12,307,835.68
  6. Step 6: Final answer
    x = 9,386,131.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.