Home / 25,232,941.21-34,821,489.78-13,630,504.87

Finding the Fourth Proportional to 25,232,941.21, 34,821,489.78 and 13,630,504.87

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Solution

The fourth proportional to 25,232,941.21, 34,821,489.78 and 13,630,504.87 is: 18,810,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,232,941.21 : 34,821,489.78 = 13,630,504.87 : x
  2. Step 2: Convert to fraction form
    25,232,941.21/34,821,489.78 = 13,630,504.87/x
  3. Step 3: Cross multiply
    25,232,941.21x = 34,821,489.78 × 13,630,504.87
  4. Step 4: Simplify right side
    25,232,941.21x = 474,634,486,026,945.19
  5. Step 5: Solve for x
    x = 474,634,486,026,945.19/25,232,941.21
  6. Step 6: Final answer
    x = 18,810,113.42

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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.