Home / 13,881,943.10-20,814,166.65-5,800,540.70

Finding the Fourth Proportional to 13,881,943.10, 20,814,166.65 and 5,800,540.70

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Solution

The fourth proportional to 13,881,943.10, 20,814,166.65 and 5,800,540.70 is: 8,697,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881,943.10 : 20,814,166.65 = 5,800,540.70 : x
  2. Step 2: Convert to fraction form
    13,881,943.10/20,814,166.65 = 5,800,540.70/x
  3. Step 3: Cross multiply
    13,881,943.10x = 20,814,166.65 × 5,800,540.70
  4. Step 4: Simplify right side
    13,881,943.10x = 120,733,420,789,907.66
  5. Step 5: Solve for x
    x = 120,733,420,789,907.66/13,881,943.10
  6. Step 6: Final answer
    x = 8,697,155.72

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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.