Home / 12,294,455.55-16,966,269.36-6,788,173.56

Finding the Fourth Proportional to 12,294,455.55, 16,966,269.36 and 6,788,173.56

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Solution

The fourth proportional to 12,294,455.55, 16,966,269.36 and 6,788,173.56 is: 9,367,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,455.55 : 16,966,269.36 = 6,788,173.56 : x
  2. Step 2: Convert to fraction form
    12,294,455.55/16,966,269.36 = 6,788,173.56/x
  3. Step 3: Cross multiply
    12,294,455.55x = 16,966,269.36 × 6,788,173.56
  4. Step 4: Simplify right side
    12,294,455.55x = 115,169,981,081,390.11
  5. Step 5: Solve for x
    x = 115,169,981,081,390.11/12,294,455.55
  6. Step 6: Final answer
    x = 9,367,635.73

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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.