Home / 12,855,059.64-17,739,739.94-7,053,790.77

Finding the Fourth Proportional to 12,855,059.64, 17,739,739.94 and 7,053,790.77

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Solution

The fourth proportional to 12,855,059.64, 17,739,739.94 and 7,053,790.77 is: 9,734,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,855,059.64 : 17,739,739.94 = 7,053,790.77 : x
  2. Step 2: Convert to fraction form
    12,855,059.64/17,739,739.94 = 7,053,790.77/x
  3. Step 3: Cross multiply
    12,855,059.64x = 17,739,739.94 × 7,053,790.77
  4. Step 4: Simplify right side
    12,855,059.64x = 125,132,413,815,703.38
  5. Step 5: Solve for x
    x = 125,132,413,815,703.38/12,855,059.64
  6. Step 6: Final answer
    x = 9,734,098.27

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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.