Home / 28,017,922.28-41,987,378-13,230,239.32

Finding the Fourth Proportional to 28,017,922.28, 41,987,378 and 13,230,239.32

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Solution

The fourth proportional to 28,017,922.28, 41,987,378 and 13,230,239.32 is: 19,826,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,922.28 : 41,987,378 = 13,230,239.32 : x
  2. Step 2: Convert to fraction form
    28,017,922.28/41,987,378 = 13,230,239.32/x
  3. Step 3: Cross multiply
    28,017,922.28x = 41,987,378 × 13,230,239.32
  4. Step 4: Simplify right side
    28,017,922.28x = 555,503,059,359,303
  5. Step 5: Solve for x
    x = 555,503,059,359,303/28,017,922.28
  6. Step 6: Final answer
    x = 19,826,704.27

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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.