Home / 18,102,736.86-27,136,168.65-8,500,927.74

Finding the Fourth Proportional to 18,102,736.86, 27,136,168.65 and 8,500,927.74

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Solution

The fourth proportional to 18,102,736.86, 27,136,168.65 and 8,500,927.74 is: 12,742,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102,736.86 : 27,136,168.65 = 8,500,927.74 : x
  2. Step 2: Convert to fraction form
    18,102,736.86/27,136,168.65 = 8,500,927.74/x
  3. Step 3: Cross multiply
    18,102,736.86x = 27,136,168.65 × 8,500,927.74
  4. Step 4: Simplify right side
    18,102,736.86x = 230,682,608,834,103.34
  5. Step 5: Solve for x
    x = 230,682,608,834,103.34/18,102,736.86
  6. Step 6: Final answer
    x = 12,742,968.68

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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.