Home / 13,408,519.95-20,112,964.20-3,823,899.30

Finding the Fourth Proportional to 13,408,519.95, 20,112,964.20 and 3,823,899.30

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Solution

The fourth proportional to 13,408,519.95, 20,112,964.20 and 3,823,899.30 is: 5,735,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408,519.95 : 20,112,964.20 = 3,823,899.30 : x
  2. Step 2: Convert to fraction form
    13,408,519.95/20,112,964.20 = 3,823,899.30/x
  3. Step 3: Cross multiply
    13,408,519.95x = 20,112,964.20 × 3,823,899.30
  4. Step 4: Simplify right side
    13,408,519.95x = 76,909,949,725,305.05
  5. Step 5: Solve for x
    x = 76,909,949,725,305.05/13,408,519.95
  6. Step 6: Final answer
    x = 5,735,901.50

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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.