Home / 30,181,238.80-45,271,858.20-11,005,622.80

Finding the Fourth Proportional to 30,181,238.80, 45,271,858.20 and 11,005,622.80

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Solution

The fourth proportional to 30,181,238.80, 45,271,858.20 and 11,005,622.80 is: 16,508,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181,238.80 : 45,271,858.20 = 11,005,622.80 : x
  2. Step 2: Convert to fraction form
    30,181,238.80/45,271,858.20 = 11,005,622.80/x
  3. Step 3: Cross multiply
    30,181,238.80x = 45,271,858.20 × 11,005,622.80
  4. Step 4: Simplify right side
    30,181,238.80x = 498,244,994,804,287
  5. Step 5: Solve for x
    x = 498,244,994,804,287/30,181,238.80
  6. Step 6: Final answer
    x = 16,508,434.20

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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.