Home / 36,699,866.40-50,647,274.91-20,181,345.24

Finding the Fourth Proportional to 36,699,866.40, 50,647,274.91 and 20,181,345.24

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Solution

The fourth proportional to 36,699,866.40, 50,647,274.91 and 20,181,345.24 is: 27,851,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,866.40 : 50,647,274.91 = 20,181,345.24 : x
  2. Step 2: Convert to fraction form
    36,699,866.40/50,647,274.91 = 20,181,345.24/x
  3. Step 3: Cross multiply
    36,699,866.40x = 50,647,274.91 × 20,181,345.24
  4. Step 4: Simplify right side
    36,699,866.40x = 1,022,130,140,423,899.75
  5. Step 5: Solve for x
    x = 1,022,130,140,423,899.75/36,699,866.40
  6. Step 6: Final answer
    x = 27,851,058.89

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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.