Home / 19,374,869-26,738,148.66-10,790,165

Finding the Fourth Proportional to 19,374,869, 26,738,148.66 and 10,790,165

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Solution

The fourth proportional to 19,374,869, 26,738,148.66 and 10,790,165 is: 14,890,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,374,869 : 26,738,148.66 = 10,790,165 : x
  2. Step 2: Convert to fraction form
    19,374,869/26,738,148.66 = 10,790,165/x
  3. Step 3: Cross multiply
    19,374,869x = 26,738,148.66 × 10,790,165
  4. Step 4: Simplify right side
    19,374,869x = 288,509,035,835,928.88
  5. Step 5: Solve for x
    x = 288,509,035,835,928.88/19,374,869
  6. Step 6: Final answer
    x = 14,890,889.63

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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.