Home / 12,762,035.44-19,151,334.60-7,640,606.32

Finding the Fourth Proportional to 12,762,035.44, 19,151,334.60 and 7,640,606.32

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Solution

The fourth proportional to 12,762,035.44, 19,151,334.60 and 7,640,606.32 is: 11,465,867.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,035.44 : 19,151,334.60 = 7,640,606.32 : x
  2. Step 2: Convert to fraction form
    12,762,035.44/19,151,334.60 = 7,640,606.32/x
  3. Step 3: Cross multiply
    12,762,035.44x = 19,151,334.60 × 7,640,606.32
  4. Step 4: Simplify right side
    12,762,035.44x = 146,327,808,181,194.69
  5. Step 5: Solve for x
    x = 146,327,808,181,194.69/12,762,035.44
  6. Step 6: Final answer
    x = 11,465,867.56

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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.