Home / 26,388,991.40-36,395,215.58-18,574,372.88

Finding the Fourth Proportional to 26,388,991.40, 36,395,215.58 and 18,574,372.88

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Solution

The fourth proportional to 26,388,991.40, 36,395,215.58 and 18,574,372.88 is: 25,617,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388,991.40 : 36,395,215.58 = 18,574,372.88 : x
  2. Step 2: Convert to fraction form
    26,388,991.40/36,395,215.58 = 18,574,372.88/x
  3. Step 3: Cross multiply
    26,388,991.40x = 36,395,215.58 × 18,574,372.88
  4. Step 4: Simplify right side
    26,388,991.40x = 676,018,305,230,905.38
  5. Step 5: Solve for x
    x = 676,018,305,230,905.38/26,388,991.40
  6. Step 6: Final answer
    x = 25,617,436.26

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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.