Home / 18,701,888.30-28,052,832.45-8,064,320.30

Finding the Fourth Proportional to 18,701,888.30, 28,052,832.45 and 8,064,320.30

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Solution

The fourth proportional to 18,701,888.30, 28,052,832.45 and 8,064,320.30 is: 12,096,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,888.30 : 28,052,832.45 = 8,064,320.30 : x
  2. Step 2: Convert to fraction form
    18,701,888.30/28,052,832.45 = 8,064,320.30/x
  3. Step 3: Cross multiply
    18,701,888.30x = 28,052,832.45 × 8,064,320.30
  4. Step 4: Simplify right side
    18,701,888.30x = 226,227,026,199,033.72
  5. Step 5: Solve for x
    x = 226,227,026,199,033.72/18,701,888.30
  6. Step 6: Final answer
    x = 12,096,480.45

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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.