Home / 12,483,845.58-18,725,768.12-3,508,397.58

Finding the Fourth Proportional to 12,483,845.58, 18,725,768.12 and 3,508,397.58

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Solution

The fourth proportional to 12,483,845.58, 18,725,768.12 and 3,508,397.58 is: 5,262,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,845.58 : 18,725,768.12 = 3,508,397.58 : x
  2. Step 2: Convert to fraction form
    12,483,845.58/18,725,768.12 = 3,508,397.58/x
  3. Step 3: Cross multiply
    12,483,845.58x = 18,725,768.12 × 3,508,397.58
  4. Step 4: Simplify right side
    12,483,845.58x = 65,697,439,555,849.16
  5. Step 5: Solve for x
    x = 65,697,439,555,849.16/12,483,845.58
  6. Step 6: Final answer
    x = 5,262,596.30

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1.5x scale

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.