Home / 18,184,512.30-27,276,768.45-4,721,340.30

Finding the Fourth Proportional to 18,184,512.30, 27,276,768.45 and 4,721,340.30

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Solution

The fourth proportional to 18,184,512.30, 27,276,768.45 and 4,721,340.30 is: 7,082,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,512.30 : 27,276,768.45 = 4,721,340.30 : x
  2. Step 2: Convert to fraction form
    18,184,512.30/27,276,768.45 = 4,721,340.30/x
  3. Step 3: Cross multiply
    18,184,512.30x = 27,276,768.45 × 4,721,340.30
  4. Step 4: Simplify right side
    18,184,512.30x = 128,782,906,136,753.53
  5. Step 5: Solve for x
    x = 128,782,906,136,753.53/18,184,512.30
  6. Step 6: Final answer
    x = 7,082,010.45

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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.