Home / 8,424,366.48-12,638,452.32-2,667,449.84

Finding the Fourth Proportional to 8,424,366.48, 12,638,452.32 and 2,667,449.84

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Solution

The fourth proportional to 8,424,366.48, 12,638,452.32 and 2,667,449.84 is: 4,001,777.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,366.48 : 12,638,452.32 = 2,667,449.84 : x
  2. Step 2: Convert to fraction form
    8,424,366.48/12,638,452.32 = 2,667,449.84/x
  3. Step 3: Cross multiply
    8,424,366.48x = 12,638,452.32 × 2,667,449.84
  4. Step 4: Simplify right side
    8,424,366.48x = 33,712,437,618,831.63
  5. Step 5: Solve for x
    x = 33,712,437,618,831.63/8,424,366.48
  6. Step 6: Final answer
    x = 4,001,777.19

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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.