Home / 28,330,804.44-42,408,238.72-15,344,701.36

Finding the Fourth Proportional to 28,330,804.44, 42,408,238.72 and 15,344,701.36

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Solution

The fourth proportional to 28,330,804.44, 42,408,238.72 and 15,344,701.36 is: 22,969,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,330,804.44 : 42,408,238.72 = 15,344,701.36 : x
  2. Step 2: Convert to fraction form
    28,330,804.44/42,408,238.72 = 15,344,701.36/x
  3. Step 3: Cross multiply
    28,330,804.44x = 42,408,238.72 × 15,344,701.36
  4. Step 4: Simplify right side
    28,330,804.44x = 650,741,758,361,988.62
  5. Step 5: Solve for x
    x = 650,741,758,361,988.62/28,330,804.44
  6. Step 6: Final answer
    x = 22,969,406.31

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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.