Home / 26,378,577.40-39,567,866.10-21,843,614.20

Finding the Fourth Proportional to 26,378,577.40, 39,567,866.10 and 21,843,614.20

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Solution

The fourth proportional to 26,378,577.40, 39,567,866.10 and 21,843,614.20 is: 32,765,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378,577.40 : 39,567,866.10 = 21,843,614.20 : x
  2. Step 2: Convert to fraction form
    26,378,577.40/39,567,866.10 = 21,843,614.20/x
  3. Step 3: Cross multiply
    26,378,577.40x = 39,567,866.10 × 21,843,614.20
  4. Step 4: Simplify right side
    26,378,577.40x = 864,305,201,805,658.62
  5. Step 5: Solve for x
    x = 864,305,201,805,658.62/26,378,577.40
  6. Step 6: Final answer
    x = 32,765,421.30

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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.