Home / 11,977,025.40-17,965,538.10-4,406,943.60

Finding the Fourth Proportional to 11,977,025.40, 17,965,538.10 and 4,406,943.60

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Solution

The fourth proportional to 11,977,025.40, 17,965,538.10 and 4,406,943.60 is: 6,610,415.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,025.40 : 17,965,538.10 = 4,406,943.60 : x
  2. Step 2: Convert to fraction form
    11,977,025.40/17,965,538.10 = 4,406,943.60/x
  3. Step 3: Cross multiply
    11,977,025.40x = 17,965,538.10 × 4,406,943.60
  4. Step 4: Simplify right side
    11,977,025.40x = 79,173,113,150,351.16
  5. Step 5: Solve for x
    x = 79,173,113,150,351.16/11,977,025.40
  6. Step 6: Final answer
    x = 6,610,415.40

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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.