Home / 12,031,953.75-18,046,651.20-3,395,840.67

Finding the Fourth Proportional to 12,031,953.75, 18,046,651.20 and 3,395,840.67

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Solution

The fourth proportional to 12,031,953.75, 18,046,651.20 and 3,395,840.67 is: 5,093,399.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031,953.75 : 18,046,651.20 = 3,395,840.67 : x
  2. Step 2: Convert to fraction form
    12,031,953.75/18,046,651.20 = 3,395,840.67/x
  3. Step 3: Cross multiply
    12,031,953.75x = 18,046,651.20 × 3,395,840.67
  4. Step 4: Simplify right side
    12,031,953.75x = 61,283,552,102,264.30
  5. Step 5: Solve for x
    x = 61,283,552,102,264.30/12,031,953.75
  6. Step 6: Final answer
    x = 5,093,399.91

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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.