Home / 13,233,634.80-19,850,452.20-12,673,762.80

Finding the Fourth Proportional to 13,233,634.80, 19,850,452.20 and 12,673,762.80

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Solution

The fourth proportional to 13,233,634.80, 19,850,452.20 and 12,673,762.80 is: 19,010,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,634.80 : 19,850,452.20 = 12,673,762.80 : x
  2. Step 2: Convert to fraction form
    13,233,634.80/19,850,452.20 = 12,673,762.80/x
  3. Step 3: Cross multiply
    13,233,634.80x = 19,850,452.20 × 12,673,762.80
  4. Step 4: Simplify right side
    13,233,634.80x = 251,579,922,655,538.16
  5. Step 5: Solve for x
    x = 251,579,922,655,538.16/13,233,634.80
  6. Step 6: Final answer
    x = 19,010,644.20

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Similar ratio
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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.