Home / 36,677,389.21-50,613,726.78-20,995,893.90

Finding the Fourth Proportional to 36,677,389.21, 50,613,726.78 and 20,995,893.90

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Solution

The fourth proportional to 36,677,389.21, 50,613,726.78 and 20,995,893.90 is: 28,973,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677,389.21 : 50,613,726.78 = 20,995,893.90 : x
  2. Step 2: Convert to fraction form
    36,677,389.21/50,613,726.78 = 20,995,893.90/x
  3. Step 3: Cross multiply
    36,677,389.21x = 50,613,726.78 × 20,995,893.90
  4. Step 4: Simplify right side
    36,677,389.21x = 1,062,680,437,356,468.62
  5. Step 5: Solve for x
    x = 1,062,680,437,356,468.62/36,677,389.21
  6. Step 6: Final answer
    x = 28,973,720.88

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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.