Home / 47,500,577.80-71,250,866.70-21,991,409.80

Finding the Fourth Proportional to 47,500,577.80, 71,250,866.70 and 21,991,409.80

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Solution

The fourth proportional to 47,500,577.80, 71,250,866.70 and 21,991,409.80 is: 32,987,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,500,577.80 : 71,250,866.70 = 21,991,409.80 : x
  2. Step 2: Convert to fraction form
    47,500,577.80/71,250,866.70 = 21,991,409.80/x
  3. Step 3: Cross multiply
    47,500,577.80x = 71,250,866.70 × 21,991,409.80
  4. Step 4: Simplify right side
    47,500,577.80x = 1,566,907,008,204,873.75
  5. Step 5: Solve for x
    x = 1,566,907,008,204,873.75/47,500,577.80
  6. Step 6: Final answer
    x = 32,987,114.70

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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.