Home / 7,021,596.51-9,690,102.44-3,924,119.78

Finding the Fourth Proportional to 7,021,596.51, 9,690,102.44 and 3,924,119.78

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Solution

The fourth proportional to 7,021,596.51, 9,690,102.44 and 3,924,119.78 is: 5,415,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,596.51 : 9,690,102.44 = 3,924,119.78 : x
  2. Step 2: Convert to fraction form
    7,021,596.51/9,690,102.44 = 3,924,119.78/x
  3. Step 3: Cross multiply
    7,021,596.51x = 9,690,102.44 × 3,924,119.78
  4. Step 4: Simplify right side
    7,021,596.51x = 38,025,122,652,727.94
  5. Step 5: Solve for x
    x = 38,025,122,652,727.94/7,021,596.51
  6. Step 6: Final answer
    x = 5,415,452.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.