Home / 40,539,834.72-55,945,881.36-23,135,833.44

Finding the Fourth Proportional to 40,539,834.72, 55,945,881.36 and 23,135,833.44

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Solution

The fourth proportional to 40,539,834.72, 55,945,881.36 and 23,135,833.44 is: 31,927,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539,834.72 : 55,945,881.36 = 23,135,833.44 : x
  2. Step 2: Convert to fraction form
    40,539,834.72/55,945,881.36 = 23,135,833.44/x
  3. Step 3: Cross multiply
    40,539,834.72x = 55,945,881.36 × 23,135,833.44
  4. Step 4: Simplify right side
    40,539,834.72x = 1,294,354,592,798,960.75
  5. Step 5: Solve for x
    x = 1,294,354,592,798,960.75/40,539,834.72
  6. Step 6: Final answer
    x = 31,927,969.16

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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.