Home / 39,576,107.07-54,613,707.35-21,934,257.86

Finding the Fourth Proportional to 39,576,107.07, 54,613,707.35 and 21,934,257.86

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Solution

The fourth proportional to 39,576,107.07, 54,613,707.35 and 21,934,257.86 is: 30,268,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576,107.07 : 54,613,707.35 = 21,934,257.86 : x
  2. Step 2: Convert to fraction form
    39,576,107.07/54,613,707.35 = 21,934,257.86/x
  3. Step 3: Cross multiply
    39,576,107.07x = 54,613,707.35 × 21,934,257.86
  4. Step 4: Simplify right side
    39,576,107.07x = 1,197,911,139,322,737.50
  5. Step 5: Solve for x
    x = 1,197,911,139,322,737.50/39,576,107.07
  6. Step 6: Final answer
    x = 30,268,544.03

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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.