Home / 6,441,311.72-8,889,028.63-3,688,041.38

Finding the Fourth Proportional to 6,441,311.72, 8,889,028.63 and 3,688,041.38

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Solution

The fourth proportional to 6,441,311.72, 8,889,028.63 and 3,688,041.38 is: 5,089,507.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,311.72 : 8,889,028.63 = 3,688,041.38 : x
  2. Step 2: Convert to fraction form
    6,441,311.72/8,889,028.63 = 3,688,041.38/x
  3. Step 3: Cross multiply
    6,441,311.72x = 8,889,028.63 × 3,688,041.38
  4. Step 4: Simplify right side
    6,441,311.72x = 32,783,105,428,447.18
  5. Step 5: Solve for x
    x = 32,783,105,428,447.18/6,441,311.72
  6. Step 6: Final answer
    x = 5,089,507.67

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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.