Home / 12,539,637.79-18,809,288.54-3,441,724.63

Finding the Fourth Proportional to 12,539,637.79, 18,809,288.54 and 3,441,724.63

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Solution

The fourth proportional to 12,539,637.79, 18,809,288.54 and 3,441,724.63 is: 5,162,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539,637.79 : 18,809,288.54 = 3,441,724.63 : x
  2. Step 2: Convert to fraction form
    12,539,637.79/18,809,288.54 = 3,441,724.63/x
  3. Step 3: Cross multiply
    12,539,637.79x = 18,809,288.54 × 3,441,724.63
  4. Step 4: Simplify right side
    12,539,637.79x = 64,736,391,589,569.36
  5. Step 5: Solve for x
    x = 64,736,391,589,569.36/12,539,637.79
  6. Step 6: Final answer
    x = 5,162,540.79

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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.