Home / 18,146,136.60-27,221,796.90-5,364,984.60

Finding the Fourth Proportional to 18,146,136.60, 27,221,796.90 and 5,364,984.60

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Solution

The fourth proportional to 18,146,136.60, 27,221,796.90 and 5,364,984.60 is: 8,048,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,136.60 : 27,221,796.90 = 5,364,984.60 : x
  2. Step 2: Convert to fraction form
    18,146,136.60/27,221,796.90 = 5,364,984.60/x
  3. Step 3: Cross multiply
    18,146,136.60x = 27,221,796.90 × 5,364,984.60
  4. Step 4: Simplify right side
    18,146,136.60x = 146,044,521,152,827.72
  5. Step 5: Solve for x
    x = 146,044,521,152,827.72/18,146,136.60
  6. Step 6: Final answer
    x = 8,048,243.24

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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.