Home / 28,080,986.80-42,125,416.80-11,037,695.80

Finding the Fourth Proportional to 28,080,986.80, 42,125,416.80 and 11,037,695.80

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Solution

The fourth proportional to 28,080,986.80, 42,125,416.80 and 11,037,695.80 is: 16,558,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,986.80 : 42,125,416.80 = 11,037,695.80 : x
  2. Step 2: Convert to fraction form
    28,080,986.80/42,125,416.80 = 11,037,695.80/x
  3. Step 3: Cross multiply
    28,080,986.80x = 42,125,416.80 × 11,037,695.80
  4. Step 4: Simplify right side
    28,080,986.80x = 464,967,536,086,609.44
  5. Step 5: Solve for x
    x = 464,967,536,086,609.44/28,080,986.80
  6. Step 6: Final answer
    x = 16,558,091.05

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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.