Home / 30,281,844.80-45,422,767.20-27,943,504.40

Finding the Fourth Proportional to 30,281,844.80, 45,422,767.20 and 27,943,504.40

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Solution

The fourth proportional to 30,281,844.80, 45,422,767.20 and 27,943,504.40 is: 41,915,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,844.80 : 45,422,767.20 = 27,943,504.40 : x
  2. Step 2: Convert to fraction form
    30,281,844.80/45,422,767.20 = 27,943,504.40/x
  3. Step 3: Cross multiply
    30,281,844.80x = 45,422,767.20 × 27,943,504.40
  4. Step 4: Simplify right side
    30,281,844.80x = 1,269,271,295,113,375.75
  5. Step 5: Solve for x
    x = 1,269,271,295,113,375.75/30,281,844.80
  6. Step 6: Final answer
    x = 41,915,256.60

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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.