Home / 18,146,051.40-27,219,077.10-6,178,787.40

Finding the Fourth Proportional to 18,146,051.40, 27,219,077.10 and 6,178,787.40

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Solution

The fourth proportional to 18,146,051.40, 27,219,077.10 and 6,178,787.40 is: 9,268,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,051.40 : 27,219,077.10 = 6,178,787.40 : x
  2. Step 2: Convert to fraction form
    18,146,051.40/27,219,077.10 = 6,178,787.40/x
  3. Step 3: Cross multiply
    18,146,051.40x = 27,219,077.10 × 6,178,787.40
  4. Step 4: Simplify right side
    18,146,051.40x = 168,180,890,625,108.56
  5. Step 5: Solve for x
    x = 168,180,890,625,108.56/18,146,051.40
  6. Step 6: Final answer
    x = 9,268,181.10

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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.