Home / 12,037,644.90-16,608,736.53-7,138,794.06

Finding the Fourth Proportional to 12,037,644.90, 16,608,736.53 and 7,138,794.06

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Solution

The fourth proportional to 12,037,644.90, 16,608,736.53 and 7,138,794.06 is: 9,849,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,644.90 : 16,608,736.53 = 7,138,794.06 : x
  2. Step 2: Convert to fraction form
    12,037,644.90/16,608,736.53 = 7,138,794.06/x
  3. Step 3: Cross multiply
    12,037,644.90x = 16,608,736.53 × 7,138,794.06
  4. Step 4: Simplify right side
    12,037,644.90x = 118,566,349,684,469
  5. Step 5: Solve for x
    x = 118,566,349,684,469/12,037,644.90
  6. Step 6: Final answer
    x = 9,849,630.11

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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.