Home / 28,582,840.14-42,850,158.46-12,396,600.42

Finding the Fourth Proportional to 28,582,840.14, 42,850,158.46 and 12,396,600.42

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Solution

The fourth proportional to 28,582,840.14, 42,850,158.46 and 12,396,600.42 is: 18,584,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582,840.14 : 42,850,158.46 = 12,396,600.42 : x
  2. Step 2: Convert to fraction form
    28,582,840.14/42,850,158.46 = 12,396,600.42/x
  3. Step 3: Cross multiply
    28,582,840.14x = 42,850,158.46 × 12,396,600.42
  4. Step 4: Simplify right side
    28,582,840.14x = 531,196,292,362,302.56
  5. Step 5: Solve for x
    x = 531,196,292,362,302.56/28,582,840.14
  6. Step 6: Final answer
    x = 18,584,447.51

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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.