Home / 25,230,745.65-34,818,442.92-13,628,309.12

Finding the Fourth Proportional to 25,230,745.65, 34,818,442.92 and 13,628,309.12

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Solution

The fourth proportional to 25,230,745.65, 34,818,442.92 and 13,628,309.12 is: 18,807,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230,745.65 : 34,818,442.92 = 13,628,309.12 : x
  2. Step 2: Convert to fraction form
    25,230,745.65/34,818,442.92 = 13,628,309.12/x
  3. Step 3: Cross multiply
    25,230,745.65x = 34,818,442.92 × 13,628,309.12
  4. Step 4: Simplify right side
    25,230,745.65x = 474,516,503,190,835.44
  5. Step 5: Solve for x
    x = 474,516,503,190,835.44/25,230,745.65
  6. Step 6: Final answer
    x = 18,807,074.11

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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.