Home / 57,527,878.22-79,388,383.20-31,422,396.32

Finding the Fourth Proportional to 57,527,878.22, 79,388,383.20 and 31,422,396.32

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Solution

The fourth proportional to 57,527,878.22, 79,388,383.20 and 31,422,396.32 is: 43,362,858.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,527,878.22 : 79,388,383.20 = 31,422,396.32 : x
  2. Step 2: Convert to fraction form
    57,527,878.22/79,388,383.20 = 31,422,396.32/x
  3. Step 3: Cross multiply
    57,527,878.22x = 79,388,383.20 × 31,422,396.32
  4. Step 4: Simplify right side
    57,527,878.22x = 2,494,573,240,114,430
  5. Step 5: Solve for x
    x = 2,494,573,240,114,430/57,527,878.22
  6. Step 6: Final answer
    x = 43,362,858.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.