Home / 11,109,511.35-15,330,509.01-6,213,787.72

Finding the Fourth Proportional to 11,109,511.35, 15,330,509.01 and 6,213,787.72

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Solution

The fourth proportional to 11,109,511.35, 15,330,509.01 and 6,213,787.72 is: 8,574,682.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109,511.35 : 15,330,509.01 = 6,213,787.72 : x
  2. Step 2: Convert to fraction form
    11,109,511.35/15,330,509.01 = 6,213,787.72/x
  3. Step 3: Cross multiply
    11,109,511.35x = 15,330,509.01 × 6,213,787.72
  4. Step 4: Simplify right side
    11,109,511.35x = 95,260,528,589,361.09
  5. Step 5: Solve for x
    x = 95,260,528,589,361.09/11,109,511.35
  6. Step 6: Final answer
    x = 8,574,682.14

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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.