Home / 18,501,803.72-27,740,866.60-8,898,054.92

Finding the Fourth Proportional to 18,501,803.72, 27,740,866.60 and 8,898,054.92

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Solution

The fourth proportional to 18,501,803.72, 27,740,866.60 and 8,898,054.92 is: 13,341,388.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501,803.72 : 27,740,866.60 = 8,898,054.92 : x
  2. Step 2: Convert to fraction form
    18,501,803.72/27,740,866.60 = 8,898,054.92/x
  3. Step 3: Cross multiply
    18,501,803.72x = 27,740,866.60 × 8,898,054.92
  4. Step 4: Simplify right side
    18,501,803.72x = 246,839,754,535,193.69
  5. Step 5: Solve for x
    x = 246,839,754,535,193.69/18,501,803.72
  6. Step 6: Final answer
    x = 13,341,388.67

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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.