Home / 27,137,716.20-40,706,574.30-11,983,847.40

Finding the Fourth Proportional to 27,137,716.20, 40,706,574.30 and 11,983,847.40

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Solution

The fourth proportional to 27,137,716.20, 40,706,574.30 and 11,983,847.40 is: 17,975,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137,716.20 : 40,706,574.30 = 11,983,847.40 : x
  2. Step 2: Convert to fraction form
    27,137,716.20/40,706,574.30 = 11,983,847.40/x
  3. Step 3: Cross multiply
    27,137,716.20x = 40,706,574.30 × 11,983,847.40
  4. Step 4: Simplify right side
    27,137,716.20x = 487,821,374,587,961.81
  5. Step 5: Solve for x
    x = 487,821,374,587,961.81/27,137,716.20
  6. Step 6: Final answer
    x = 17,975,771.10

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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.