Home / 9,052,884.56-12,492,731.72-4,978,503.76

Finding the Fourth Proportional to 9,052,884.56, 12,492,731.72 and 4,978,503.76

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Solution

The fourth proportional to 9,052,884.56, 12,492,731.72 and 4,978,503.76 is: 6,870,198.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052,884.56 : 12,492,731.72 = 4,978,503.76 : x
  2. Step 2: Convert to fraction form
    9,052,884.56/12,492,731.72 = 4,978,503.76/x
  3. Step 3: Cross multiply
    9,052,884.56x = 12,492,731.72 × 4,978,503.76
  4. Step 4: Simplify right side
    9,052,884.56x = 62,195,111,840,691.27
  5. Step 5: Solve for x
    x = 62,195,111,840,691.27/9,052,884.56
  6. Step 6: Final answer
    x = 6,870,198.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.