Home / 47,827,075.75-71,751,997.30-15,478,978.32

Finding the Fourth Proportional to 47,827,075.75, 71,751,997.30 and 15,478,978.32

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Solution

The fourth proportional to 47,827,075.75, 71,751,997.30 and 15,478,978.32 is: 23,222,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,827,075.75 : 71,751,997.30 = 15,478,978.32 : x
  2. Step 2: Convert to fraction form
    47,827,075.75/71,751,997.30 = 15,478,978.32/x
  3. Step 3: Cross multiply
    47,827,075.75x = 71,751,997.30 × 15,478,978.32
  4. Step 4: Simplify right side
    47,827,075.75x = 1,110,647,610,859,064.25
  5. Step 5: Solve for x
    x = 1,110,647,610,859,064.25/47,827,075.75
  6. Step 6: Final answer
    x = 23,222,151.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.