Home / 25,328,879.40-34,953,883.46-13,726,442.85

Finding the Fourth Proportional to 25,328,879.40, 34,953,883.46 and 13,726,442.85

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Solution

The fourth proportional to 25,328,879.40, 34,953,883.46 and 13,726,442.85 is: 18,942,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328,879.40 : 34,953,883.46 = 13,726,442.85 : x
  2. Step 2: Convert to fraction form
    25,328,879.40/34,953,883.46 = 13,726,442.85/x
  3. Step 3: Cross multiply
    25,328,879.40x = 34,953,883.46 × 13,726,442.85
  4. Step 4: Simplify right side
    25,328,879.40x = 479,792,483,630,618
  5. Step 5: Solve for x
    x = 479,792,483,630,618/25,328,879.40
  6. Step 6: Final answer
    x = 18,942,507.33

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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.