Home / 28,625,751.28-42,941,183.98-11,117,891.16

Finding the Fourth Proportional to 28,625,751.28, 42,941,183.98 and 11,117,891.16

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Solution

The fourth proportional to 28,625,751.28, 42,941,183.98 and 11,117,891.16 is: 16,677,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625,751.28 : 42,941,183.98 = 11,117,891.16 : x
  2. Step 2: Convert to fraction form
    28,625,751.28/42,941,183.98 = 11,117,891.16/x
  3. Step 3: Cross multiply
    28,625,751.28x = 42,941,183.98 × 11,117,891.16
  4. Step 4: Simplify right side
    28,625,751.28x = 477,415,409,980,831
  5. Step 5: Solve for x
    x = 477,415,409,980,831/28,625,751.28
  6. Step 6: Final answer
    x = 16,677,829.88

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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.