Home / 20,168,651.60-30,255,742.20-6,704,075.60

Finding the Fourth Proportional to 20,168,651.60, 30,255,742.20 and 6,704,075.60

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Solution

The fourth proportional to 20,168,651.60, 30,255,742.20 and 6,704,075.60 is: 10,057,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168,651.60 : 30,255,742.20 = 6,704,075.60 : x
  2. Step 2: Convert to fraction form
    20,168,651.60/30,255,742.20 = 6,704,075.60/x
  3. Step 3: Cross multiply
    20,168,651.60x = 30,255,742.20 × 6,704,075.60
  4. Step 4: Simplify right side
    20,168,651.60x = 202,836,783,042,910.31
  5. Step 5: Solve for x
    x = 202,836,783,042,910.31/20,168,651.60
  6. Step 6: Final answer
    x = 10,057,032.42

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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.