Home / 7,327,181.54-10,112,720.87-4,065,047.21

Finding the Fourth Proportional to 7,327,181.54, 10,112,720.87 and 4,065,047.21

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Solution

The fourth proportional to 7,327,181.54, 10,112,720.87 and 4,065,047.21 is: 5,610,436.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,181.54 : 10,112,720.87 = 4,065,047.21 : x
  2. Step 2: Convert to fraction form
    7,327,181.54/10,112,720.87 = 4,065,047.21/x
  3. Step 3: Cross multiply
    7,327,181.54x = 10,112,720.87 × 4,065,047.21
  4. Step 4: Simplify right side
    7,327,181.54x = 41,108,687,758,102.27
  5. Step 5: Solve for x
    x = 41,108,687,758,102.27/7,327,181.54
  6. Step 6: Final answer
    x = 5,610,436.64

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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.