Home / 47,827,074.48-71,751,995.40-15,478,977.06

Finding the Fourth Proportional to 47,827,074.48, 71,751,995.40 and 15,478,977.06

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Solution

The fourth proportional to 47,827,074.48, 71,751,995.40 and 15,478,977.06 is: 23,222,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,827,074.48 : 71,751,995.40 = 15,478,977.06 : x
  2. Step 2: Convert to fraction form
    47,827,074.48/71,751,995.40 = 15,478,977.06/x
  3. Step 3: Cross multiply
    47,827,074.48x = 71,751,995.40 × 15,478,977.06
  4. Step 4: Simplify right side
    47,827,074.48x = 1,110,647,490,662,105.12
  5. Step 5: Solve for x
    x = 1,110,647,490,662,105.12/47,827,074.48
  6. Step 6: Final answer
    x = 23,222,149.85

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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.