Home / 18,237,607.44-25,167,806.64-9,977,520.12

Finding the Fourth Proportional to 18,237,607.44, 25,167,806.64 and 9,977,520.12

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Solution

The fourth proportional to 18,237,607.44, 25,167,806.64 and 9,977,520.12 is: 13,768,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237,607.44 : 25,167,806.64 = 9,977,520.12 : x
  2. Step 2: Convert to fraction form
    18,237,607.44/25,167,806.64 = 9,977,520.12/x
  3. Step 3: Cross multiply
    18,237,607.44x = 25,167,806.64 × 9,977,520.12
  4. Step 4: Simplify right side
    18,237,607.44x = 251,112,297,126,869.59
  5. Step 5: Solve for x
    x = 251,112,297,126,869.59/18,237,607.44
  6. Step 6: Final answer
    x = 13,768,927.64

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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.