Home / 52,004,580.20-77,950,883.10-19,643,978.60

Finding the Fourth Proportional to 52,004,580.20, 77,950,883.10 and 19,643,978.60

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Solution

The fourth proportional to 52,004,580.20, 77,950,883.10 and 19,643,978.60 is: 29,444,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,004,580.20 : 77,950,883.10 = 19,643,978.60 : x
  2. Step 2: Convert to fraction form
    52,004,580.20/77,950,883.10 = 19,643,978.60/x
  3. Step 3: Cross multiply
    52,004,580.20x = 77,950,883.10 × 19,643,978.60
  4. Step 4: Simplify right side
    52,004,580.20x = 1,531,265,479,467,501.75
  5. Step 5: Solve for x
    x = 1,531,265,479,467,501.75/52,004,580.20
  6. Step 6: Final answer
    x = 29,444,819.54

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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.