Home / 38,488,528.67-57,751,761.58-18,019,634.27

Finding the Fourth Proportional to 38,488,528.67, 57,751,761.58 and 18,019,634.27

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Solution

The fourth proportional to 38,488,528.67, 57,751,761.58 and 18,019,634.27 is: 27,038,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488,528.67 : 57,751,761.58 = 18,019,634.27 : x
  2. Step 2: Convert to fraction form
    38,488,528.67/57,751,761.58 = 18,019,634.27/x
  3. Step 3: Cross multiply
    38,488,528.67x = 57,751,761.58 × 18,019,634.27
  4. Step 4: Simplify right side
    38,488,528.67x = 1,040,665,621,831,078.50
  5. Step 5: Solve for x
    x = 1,040,665,621,831,078.50/38,488,528.67
  6. Step 6: Final answer
    x = 27,038,332.15

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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.