Home / 19,244,857.70-28,867,286.55-5,779,936.10

Finding the Fourth Proportional to 19,244,857.70, 28,867,286.55 and 5,779,936.10

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Solution

The fourth proportional to 19,244,857.70, 28,867,286.55 and 5,779,936.10 is: 8,669,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,857.70 : 28,867,286.55 = 5,779,936.10 : x
  2. Step 2: Convert to fraction form
    19,244,857.70/28,867,286.55 = 5,779,936.10/x
  3. Step 3: Cross multiply
    19,244,857.70x = 28,867,286.55 × 5,779,936.10
  4. Step 4: Simplify right side
    19,244,857.70x = 166,851,071,639,389.44
  5. Step 5: Solve for x
    x = 166,851,071,639,389.44/19,244,857.70
  6. Step 6: Final answer
    x = 8,669,904.15

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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.