Home / 18,116,099.51-27,153,376.82-8,997,818.54

Finding the Fourth Proportional to 18,116,099.51, 27,153,376.82 and 8,997,818.54

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Solution

The fourth proportional to 18,116,099.51, 27,153,376.82 and 8,997,818.54 is: 13,486,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116,099.51 : 27,153,376.82 = 8,997,818.54 : x
  2. Step 2: Convert to fraction form
    18,116,099.51/27,153,376.82 = 8,997,818.54/x
  3. Step 3: Cross multiply
    18,116,099.51x = 27,153,376.82 × 8,997,818.54
  4. Step 4: Simplify right side
    18,116,099.51x = 244,321,157,329,613.12
  5. Step 5: Solve for x
    x = 244,321,157,329,613.12/18,116,099.51
  6. Step 6: Final answer
    x = 13,486,410.65

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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.