Home / 5,927,390.64-8,179,787.16-3,211,143.12

Finding the Fourth Proportional to 5,927,390.64, 8,179,787.16 and 3,211,143.12

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Solution

The fourth proportional to 5,927,390.64, 8,179,787.16 and 3,211,143.12 is: 4,431,371.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927,390.64 : 8,179,787.16 = 3,211,143.12 : x
  2. Step 2: Convert to fraction form
    5,927,390.64/8,179,787.16 = 3,211,143.12/x
  3. Step 3: Cross multiply
    5,927,390.64x = 8,179,787.16 × 3,211,143.12
  4. Step 4: Simplify right side
    5,927,390.64x = 26,266,467,261,898.34
  5. Step 5: Solve for x
    x = 26,266,467,261,898.34/5,927,390.64
  6. Step 6: Final answer
    x = 4,431,371.05

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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.