Home / 18,511,374.64-27,784,973.48-8,933,495.60

Finding the Fourth Proportional to 18,511,374.64, 27,784,973.48 and 8,933,495.60

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Solution

The fourth proportional to 18,511,374.64, 27,784,973.48 and 8,933,495.60 is: 13,408,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511,374.64 : 27,784,973.48 = 8,933,495.60 : x
  2. Step 2: Convert to fraction form
    18,511,374.64/27,784,973.48 = 8,933,495.60/x
  3. Step 3: Cross multiply
    18,511,374.64x = 27,784,973.48 × 8,933,495.60
  4. Step 4: Simplify right side
    18,511,374.64x = 248,216,938,329,696.69
  5. Step 5: Solve for x
    x = 248,216,938,329,696.69/18,511,374.64
  6. Step 6: Final answer
    x = 13,408,887.41

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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.