Home / 39,017,535.53-53,843,494.38-21,613,826.93

Finding the Fourth Proportional to 39,017,535.53, 53,843,494.38 and 21,613,826.93

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Solution

The fourth proportional to 39,017,535.53, 53,843,494.38 and 21,613,826.93 is: 29,826,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017,535.53 : 53,843,494.38 = 21,613,826.93 : x
  2. Step 2: Convert to fraction form
    39,017,535.53/53,843,494.38 = 21,613,826.93/x
  3. Step 3: Cross multiply
    39,017,535.53x = 53,843,494.38 × 21,613,826.93
  4. Step 4: Simplify right side
    39,017,535.53x = 1,163,763,968,835,747.75
  5. Step 5: Solve for x
    x = 1,163,763,968,835,747.75/39,017,535.53
  6. Step 6: Final answer
    x = 29,826,690.82

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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.