Home / 8,435,738.90-11,638,023.94-4,902,948.54

Finding the Fourth Proportional to 8,435,738.90, 11,638,023.94 and 4,902,948.54

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Solution

The fourth proportional to 8,435,738.90, 11,638,023.94 and 4,902,948.54 is: 6,764,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,738.90 : 11,638,023.94 = 4,902,948.54 : x
  2. Step 2: Convert to fraction form
    8,435,738.90/11,638,023.94 = 4,902,948.54/x
  3. Step 3: Cross multiply
    8,435,738.90x = 11,638,023.94 × 4,902,948.54
  4. Step 4: Simplify right side
    8,435,738.90x = 57,060,632,485,108.05
  5. Step 5: Solve for x
    x = 57,060,632,485,108.05/8,435,738.90
  6. Step 6: Final answer
    x = 6,764,153.46

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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.