Home / 12,481,813.20-17,224,925.63-6,975,188.09

Finding the Fourth Proportional to 12,481,813.20, 17,224,925.63 and 6,975,188.09

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Solution

The fourth proportional to 12,481,813.20, 17,224,925.63 and 6,975,188.09 is: 9,625,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,813.20 : 17,224,925.63 = 6,975,188.09 : x
  2. Step 2: Convert to fraction form
    12,481,813.20/17,224,925.63 = 6,975,188.09/x
  3. Step 3: Cross multiply
    12,481,813.20x = 17,224,925.63 × 6,975,188.09
  4. Step 4: Simplify right side
    12,481,813.20x = 120,147,095,984,511.17
  5. Step 5: Solve for x
    x = 120,147,095,984,511.17/12,481,813.20
  6. Step 6: Final answer
    x = 9,625,772.64

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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.