Home / 12,268,883.34-18,403,368.75-3,749,184.27

Finding the Fourth Proportional to 12,268,883.34, 18,403,368.75 and 3,749,184.27

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Solution

The fourth proportional to 12,268,883.34, 18,403,368.75 and 3,749,184.27 is: 5,623,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,883.34 : 18,403,368.75 = 3,749,184.27 : x
  2. Step 2: Convert to fraction form
    12,268,883.34/18,403,368.75 = 3,749,184.27/x
  3. Step 3: Cross multiply
    12,268,883.34x = 18,403,368.75 × 3,749,184.27
  4. Step 4: Simplify right side
    12,268,883.34x = 68,997,620,632,509.56
  5. Step 5: Solve for x
    x = 68,997,620,632,509.56/12,268,883.34
  6. Step 6: Final answer
    x = 5,623,789.77

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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.