Home / 22,190,794.47-30,620,644.22-12,266,336.52

Finding the Fourth Proportional to 22,190,794.47, 30,620,644.22 and 12,266,336.52

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Solution

The fourth proportional to 22,190,794.47, 30,620,644.22 and 12,266,336.52 is: 16,926,078.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190,794.47 : 30,620,644.22 = 12,266,336.52 : x
  2. Step 2: Convert to fraction form
    22,190,794.47/30,620,644.22 = 12,266,336.52/x
  3. Step 3: Cross multiply
    22,190,794.47x = 30,620,644.22 × 12,266,336.52
  4. Step 4: Simplify right side
    22,190,794.47x = 375,603,126,400,381.19
  5. Step 5: Solve for x
    x = 375,603,126,400,381.19/22,190,794.47
  6. Step 6: Final answer
    x = 16,926,078.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.