Home / 13,530,499.74-20,298,734.87-3,946,628.34

Finding the Fourth Proportional to 13,530,499.74, 20,298,734.87 and 3,946,628.34

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Solution

The fourth proportional to 13,530,499.74, 20,298,734.87 and 3,946,628.34 is: 5,920,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,499.74 : 20,298,734.87 = 3,946,628.34 : x
  2. Step 2: Convert to fraction form
    13,530,499.74/20,298,734.87 = 3,946,628.34/x
  3. Step 3: Cross multiply
    13,530,499.74x = 20,298,734.87 × 3,946,628.34
  4. Step 4: Simplify right side
    13,530,499.74x = 80,111,562,304,088.22
  5. Step 5: Solve for x
    x = 80,111,562,304,088.22/13,530,499.74
  6. Step 6: Final answer
    x = 5,920,813.26

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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.