Home / 21,885,801.38-30,203,969.67-12,096,034.88

Finding the Fourth Proportional to 21,885,801.38, 30,203,969.67 and 12,096,034.88

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Solution

The fourth proportional to 21,885,801.38, 30,203,969.67 and 12,096,034.88 is: 16,693,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,885,801.38 : 30,203,969.67 = 12,096,034.88 : x
  2. Step 2: Convert to fraction form
    21,885,801.38/30,203,969.67 = 12,096,034.88/x
  3. Step 3: Cross multiply
    21,885,801.38x = 30,203,969.67 × 12,096,034.88
  4. Step 4: Simplify right side
    21,885,801.38x = 365,348,270,642,782.12
  5. Step 5: Solve for x
    x = 365,348,270,642,782.12/21,885,801.38
  6. Step 6: Final answer
    x = 16,693,392.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.