Home / 25,899,042.40-38,848,563.60-12,462,114.40

Finding the Fourth Proportional to 25,899,042.40, 38,848,563.60 and 12,462,114.40

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Solution

The fourth proportional to 25,899,042.40, 38,848,563.60 and 12,462,114.40 is: 18,693,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899,042.40 : 38,848,563.60 = 12,462,114.40 : x
  2. Step 2: Convert to fraction form
    25,899,042.40/38,848,563.60 = 12,462,114.40/x
  3. Step 3: Cross multiply
    25,899,042.40x = 38,848,563.60 × 12,462,114.40
  4. Step 4: Simplify right side
    25,899,042.40x = 484,135,243,858,875.88
  5. Step 5: Solve for x
    x = 484,135,243,858,875.88/25,899,042.40
  6. Step 6: Final answer
    x = 18,693,171.60

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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.