Home / 38,845,374.45-53,606,619.63-21,441,724.17

Finding the Fourth Proportional to 38,845,374.45, 53,606,619.63 and 21,441,724.17

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Solution

The fourth proportional to 38,845,374.45, 53,606,619.63 and 21,441,724.17 is: 29,589,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845,374.45 : 53,606,619.63 = 21,441,724.17 : x
  2. Step 2: Convert to fraction form
    38,845,374.45/53,606,619.63 = 21,441,724.17/x
  3. Step 3: Cross multiply
    38,845,374.45x = 53,606,619.63 × 21,441,724.17
  4. Step 4: Simplify right side
    38,845,374.45x = 1,149,418,351,792,567.50
  5. Step 5: Solve for x
    x = 1,149,418,351,792,567.50/38,845,374.45
  6. Step 6: Final answer
    x = 29,589,580.95

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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.