Home / 10,905,195.72-15,049,472.58-6,259,379.16

Finding the Fourth Proportional to 10,905,195.72, 15,049,472.58 and 6,259,379.16

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Solution

The fourth proportional to 10,905,195.72, 15,049,472.58 and 6,259,379.16 is: 8,638,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,195.72 : 15,049,472.58 = 6,259,379.16 : x
  2. Step 2: Convert to fraction form
    10,905,195.72/15,049,472.58 = 6,259,379.16/x
  3. Step 3: Cross multiply
    10,905,195.72x = 15,049,472.58 × 6,259,379.16
  4. Step 4: Simplify right side
    10,905,195.72x = 94,200,355,036,243.44
  5. Step 5: Solve for x
    x = 94,200,355,036,243.44/10,905,195.72
  6. Step 6: Final answer
    x = 8,638,116.86

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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.