Home / 30,265,536.36-41,772,135.84-18,954,963.36

Finding the Fourth Proportional to 30,265,536.36, 41,772,135.84 and 18,954,963.36

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Solution

The fourth proportional to 30,265,536.36, 41,772,135.84 and 18,954,963.36 is: 26,161,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265,536.36 : 41,772,135.84 = 18,954,963.36 : x
  2. Step 2: Convert to fraction form
    30,265,536.36/41,772,135.84 = 18,954,963.36/x
  3. Step 3: Cross multiply
    30,265,536.36x = 41,772,135.84 × 18,954,963.36
  4. Step 4: Simplify right side
    30,265,536.36x = 791,789,304,316,142.88
  5. Step 5: Solve for x
    x = 791,789,304,316,142.88/30,265,536.36
  6. Step 6: Final answer
    x = 26,161,416.57

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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.