Home / 5,116,408.80-7,665,941.60-3,090,396.16

Finding the Fourth Proportional to 5,116,408.80, 7,665,941.60 and 3,090,396.16

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Solution

The fourth proportional to 5,116,408.80, 7,665,941.60 and 3,090,396.16 is: 4,630,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116,408.80 : 7,665,941.60 = 3,090,396.16 : x
  2. Step 2: Convert to fraction form
    5,116,408.80/7,665,941.60 = 3,090,396.16/x
  3. Step 3: Cross multiply
    5,116,408.80x = 7,665,941.60 × 3,090,396.16
  4. Step 4: Simplify right side
    5,116,408.80x = 23,690,796,483,424.26
  5. Step 5: Solve for x
    x = 23,690,796,483,424.26/5,116,408.80
  6. Step 6: Final answer
    x = 4,630,356.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.