Home / 21,885,800.38-30,203,968.29-12,096,033.88

Finding the Fourth Proportional to 21,885,800.38, 30,203,968.29 and 12,096,033.88

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Solution

The fourth proportional to 21,885,800.38, 30,203,968.29 and 12,096,033.88 is: 16,693,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,885,800.38 : 30,203,968.29 = 12,096,033.88 : x
  2. Step 2: Convert to fraction form
    21,885,800.38/30,203,968.29 = 12,096,033.88/x
  3. Step 3: Cross multiply
    21,885,800.38x = 30,203,968.29 × 12,096,033.88
  4. Step 4: Simplify right side
    21,885,800.38x = 365,348,223,746,285.69
  5. Step 5: Solve for x
    x = 365,348,223,746,285.69/21,885,800.38
  6. Step 6: Final answer
    x = 16,693,391.03

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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.