Home / 21,535,684.74-32,291,414.91-7,151,054.58

Finding the Fourth Proportional to 21,535,684.74, 32,291,414.91 and 7,151,054.58

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Solution

The fourth proportional to 21,535,684.74, 32,291,414.91 and 7,151,054.58 is: 10,722,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535,684.74 : 32,291,414.91 = 7,151,054.58 : x
  2. Step 2: Convert to fraction form
    21,535,684.74/32,291,414.91 = 7,151,054.58/x
  3. Step 3: Cross multiply
    21,535,684.74x = 32,291,414.91 × 7,151,054.58
  4. Step 4: Simplify right side
    21,535,684.74x = 230,917,670,486,835.78
  5. Step 5: Solve for x
    x = 230,917,670,486,835.78/21,535,684.74
  6. Step 6: Final answer
    x = 10,722,559.94

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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.