Home / 18,701,890.30-28,052,835.45-8,064,322.30

Finding the Fourth Proportional to 18,701,890.30, 28,052,835.45 and 8,064,322.30

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Solution

The fourth proportional to 18,701,890.30, 28,052,835.45 and 8,064,322.30 is: 12,096,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,890.30 : 28,052,835.45 = 8,064,322.30 : x
  2. Step 2: Convert to fraction form
    18,701,890.30/28,052,835.45 = 8,064,322.30/x
  3. Step 3: Cross multiply
    18,701,890.30x = 28,052,835.45 × 8,064,322.30
  4. Step 4: Simplify right side
    18,701,890.30x = 226,227,106,497,665.53
  5. Step 5: Solve for x
    x = 226,227,106,497,665.53/18,701,890.30
  6. Step 6: Final answer
    x = 12,096,483.45

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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.