Home / 12,733,416.40-19,100,124.60-4,212,645.70

Finding the Fourth Proportional to 12,733,416.40, 19,100,124.60 and 4,212,645.70

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Solution

The fourth proportional to 12,733,416.40, 19,100,124.60 and 4,212,645.70 is: 6,318,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733,416.40 : 19,100,124.60 = 4,212,645.70 : x
  2. Step 2: Convert to fraction form
    12,733,416.40/19,100,124.60 = 4,212,645.70/x
  3. Step 3: Cross multiply
    12,733,416.40x = 19,100,124.60 × 4,212,645.70
  4. Step 4: Simplify right side
    12,733,416.40x = 80,462,057,765,654.23
  5. Step 5: Solve for x
    x = 80,462,057,765,654.23/12,733,416.40
  6. Step 6: Final answer
    x = 6,318,968.55

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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.