Home / 38,242,659.60-57,363,918.32-11,983,506.12

Finding the Fourth Proportional to 38,242,659.60, 57,363,918.32 and 11,983,506.12

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Solution

The fourth proportional to 38,242,659.60, 57,363,918.32 and 11,983,506.12 is: 17,975,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242,659.60 : 57,363,918.32 = 11,983,506.12 : x
  2. Step 2: Convert to fraction form
    38,242,659.60/57,363,918.32 = 11,983,506.12/x
  3. Step 3: Cross multiply
    38,242,659.60x = 57,363,918.32 × 11,983,506.12
  4. Step 4: Simplify right side
    38,242,659.60x = 687,420,866,284,858.75
  5. Step 5: Solve for x
    x = 687,420,866,284,858.75/38,242,659.60
  6. Step 6: Final answer
    x = 17,975,236.91

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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.