Home / 7,400,659.72-11,102,881.56-2,850,487.30

Finding the Fourth Proportional to 7,400,659.72, 11,102,881.56 and 2,850,487.30

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Solution

The fourth proportional to 7,400,659.72, 11,102,881.56 and 2,850,487.30 is: 4,276,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,659.72 : 11,102,881.56 = 2,850,487.30 : x
  2. Step 2: Convert to fraction form
    7,400,659.72/11,102,881.56 = 2,850,487.30/x
  3. Step 3: Cross multiply
    7,400,659.72x = 11,102,881.56 × 2,850,487.30
  4. Step 4: Simplify right side
    7,400,659.72x = 31,648,622,899,407.46
  5. Step 5: Solve for x
    x = 31,648,622,899,407.46/7,400,659.72
  6. Step 6: Final answer
    x = 4,276,459.68

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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.