Home / 40,256,600.40-60,394,960.80-12,965,464.80

Finding the Fourth Proportional to 40,256,600.40, 60,394,960.80 and 12,965,464.80

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Solution

The fourth proportional to 40,256,600.40, 60,394,960.80 and 12,965,464.80 is: 19,451,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256,600.40 : 60,394,960.80 = 12,965,464.80 : x
  2. Step 2: Convert to fraction form
    40,256,600.40/60,394,960.80 = 12,965,464.80/x
  3. Step 3: Cross multiply
    40,256,600.40x = 60,394,960.80 × 12,965,464.80
  4. Step 4: Simplify right side
    40,256,600.40x = 783,048,738,349,779.88
  5. Step 5: Solve for x
    x = 783,048,738,349,779.88/40,256,600.40
  6. Step 6: Final answer
    x = 19,451,437.29

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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.