Home / 28,018,487.53-38,666,474.27-16,256,867.75

Finding the Fourth Proportional to 28,018,487.53, 38,666,474.27 and 16,256,867.75

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Solution

The fourth proportional to 28,018,487.53, 38,666,474.27 and 16,256,867.75 is: 22,435,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,487.53 : 38,666,474.27 = 16,256,867.75 : x
  2. Step 2: Convert to fraction form
    28,018,487.53/38,666,474.27 = 16,256,867.75/x
  3. Step 3: Cross multiply
    28,018,487.53x = 38,666,474.27 × 16,256,867.75
  4. Step 4: Simplify right side
    28,018,487.53x = 628,595,758,525,525.62
  5. Step 5: Solve for x
    x = 628,595,758,525,525.62/28,018,487.53
  6. Step 6: Final answer
    x = 22,435,035.36

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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.