Home / 56,261,646.20-84,392,469.30-53,994,164.60

Finding the Fourth Proportional to 56,261,646.20, 84,392,469.30 and 53,994,164.60

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Solution

The fourth proportional to 56,261,646.20, 84,392,469.30 and 53,994,164.60 is: 80,991,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,261,646.20 : 84,392,469.30 = 53,994,164.60 : x
  2. Step 2: Convert to fraction form
    56,261,646.20/84,392,469.30 = 53,994,164.60/x
  3. Step 3: Cross multiply
    56,261,646.20x = 84,392,469.30 × 53,994,164.60
  4. Step 4: Simplify right side
    56,261,646.20x = 4,556,700,878,384,647
  5. Step 5: Solve for x
    x = 4,556,700,878,384,647/56,261,646.20
  6. Step 6: Final answer
    x = 80,991,246.90

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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.