Home / 9,280,840.34-12,807,647.07-5,206,546.82

Finding the Fourth Proportional to 9,280,840.34, 12,807,647.07 and 5,206,546.82

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Solution

The fourth proportional to 9,280,840.34, 12,807,647.07 and 5,206,546.82 is: 7,185,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,840.34 : 12,807,647.07 = 5,206,546.82 : x
  2. Step 2: Convert to fraction form
    9,280,840.34/12,807,647.07 = 5,206,546.82/x
  3. Step 3: Cross multiply
    9,280,840.34x = 12,807,647.07 × 5,206,546.82
  4. Step 4: Simplify right side
    9,280,840.34x = 66,683,614,123,990.82
  5. Step 5: Solve for x
    x = 66,683,614,123,990.82/9,280,840.34
  6. Step 6: Final answer
    x = 7,185,083.64

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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.