Home / 12,539,781.64-17,303,223.81-6,957,935.56

Finding the Fourth Proportional to 12,539,781.64, 17,303,223.81 and 6,957,935.56

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Solution

The fourth proportional to 12,539,781.64, 17,303,223.81 and 6,957,935.56 is: 9,601,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539,781.64 : 17,303,223.81 = 6,957,935.56 : x
  2. Step 2: Convert to fraction form
    12,539,781.64/17,303,223.81 = 6,957,935.56/x
  3. Step 3: Cross multiply
    12,539,781.64x = 17,303,223.81 × 6,957,935.56
  4. Step 4: Simplify right side
    12,539,781.64x = 120,394,716,250,237.67
  5. Step 5: Solve for x
    x = 120,394,716,250,237.67/12,539,781.64
  6. Step 6: Final answer
    x = 9,601,021.75

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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.