Home / 12,385,297.02-18,573,212.06-4,074,166.92

Finding the Fourth Proportional to 12,385,297.02, 18,573,212.06 and 4,074,166.92

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Solution

The fourth proportional to 12,385,297.02, 18,573,212.06 and 4,074,166.92 is: 6,109,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,385,297.02 : 18,573,212.06 = 4,074,166.92 : x
  2. Step 2: Convert to fraction form
    12,385,297.02/18,573,212.06 = 4,074,166.92/x
  3. Step 3: Cross multiply
    12,385,297.02x = 18,573,212.06 × 4,074,166.92
  4. Step 4: Simplify right side
    12,385,297.02x = 75,670,366,172,997.05
  5. Step 5: Solve for x
    x = 75,670,366,172,997.05/12,385,297.02
  6. Step 6: Final answer
    x = 6,109,693.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.