Home / 35,290,175.45-48,704,236.89-21,359,197.10

Finding the Fourth Proportional to 35,290,175.45, 48,704,236.89 and 21,359,197.10

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Solution

The fourth proportional to 35,290,175.45, 48,704,236.89 and 21,359,197.10 is: 29,477,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290,175.45 : 48,704,236.89 = 21,359,197.10 : x
  2. Step 2: Convert to fraction form
    35,290,175.45/48,704,236.89 = 21,359,197.10/x
  3. Step 3: Cross multiply
    35,290,175.45x = 48,704,236.89 × 21,359,197.10
  4. Step 4: Simplify right side
    35,290,175.45x = 1,040,283,395,460,361.62
  5. Step 5: Solve for x
    x = 1,040,283,395,460,361.62/35,290,175.45
  6. Step 6: Final answer
    x = 29,477,988.76

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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.