Home / 5,388,491.81-7,445,845.73-3,837,060.05

Finding the Fourth Proportional to 5,388,491.81, 7,445,845.73 and 3,837,060.05

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Solution

The fourth proportional to 5,388,491.81, 7,445,845.73 and 3,837,060.05 is: 5,302,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,491.81 : 7,445,845.73 = 3,837,060.05 : x
  2. Step 2: Convert to fraction form
    5,388,491.81/7,445,845.73 = 3,837,060.05/x
  3. Step 3: Cross multiply
    5,388,491.81x = 7,445,845.73 × 3,837,060.05
  4. Step 4: Simplify right side
    5,388,491.81x = 28,570,157,132,631.55
  5. Step 5: Solve for x
    x = 28,570,157,132,631.55/5,388,491.81
  6. Step 6: Final answer
    x = 5,302,069.33

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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.