Home / 26,294,109.20-39,441,163.80-19,071,760.40

Finding the Fourth Proportional to 26,294,109.20, 39,441,163.80 and 19,071,760.40

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Solution

The fourth proportional to 26,294,109.20, 39,441,163.80 and 19,071,760.40 is: 28,607,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,294,109.20 : 39,441,163.80 = 19,071,760.40 : x
  2. Step 2: Convert to fraction form
    26,294,109.20/39,441,163.80 = 19,071,760.40/x
  3. Step 3: Cross multiply
    26,294,109.20x = 39,441,163.80 × 19,071,760.40
  4. Step 4: Simplify right side
    26,294,109.20x = 752,212,425,890,753.38
  5. Step 5: Solve for x
    x = 752,212,425,890,753.38/26,294,109.20
  6. Step 6: Final answer
    x = 28,607,640.60

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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.