Home / 12,037,641.90-16,608,732.39-7,138,791.06

Finding the Fourth Proportional to 12,037,641.90, 16,608,732.39 and 7,138,791.06

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Solution

The fourth proportional to 12,037,641.90, 16,608,732.39 and 7,138,791.06 is: 9,849,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,641.90 : 16,608,732.39 = 7,138,791.06 : x
  2. Step 2: Convert to fraction form
    12,037,641.90/16,608,732.39 = 7,138,791.06/x
  3. Step 3: Cross multiply
    12,037,641.90x = 16,608,732.39 × 7,138,791.06
  4. Step 4: Simplify right side
    12,037,641.90x = 118,566,270,303,664.44
  5. Step 5: Solve for x
    x = 118,566,270,303,664.44/12,037,641.90
  6. Step 6: Final answer
    x = 9,849,625.97

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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.