Home / 43,546,673.45-65,321,424.84-12,838,677.79

Finding the Fourth Proportional to 43,546,673.45, 65,321,424.84 and 12,838,677.79

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Solution

The fourth proportional to 43,546,673.45, 65,321,424.84 and 12,838,677.79 is: 19,258,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,546,673.45 : 65,321,424.84 = 12,838,677.79 : x
  2. Step 2: Convert to fraction form
    43,546,673.45/65,321,424.84 = 12,838,677.79/x
  3. Step 3: Cross multiply
    43,546,673.45x = 65,321,424.84 × 12,838,677.79
  4. Step 4: Simplify right side
    43,546,673.45x = 838,640,726,240,268.88
  5. Step 5: Solve for x
    x = 838,640,726,240,268.88/43,546,673.45
  6. Step 6: Final answer
    x = 19,258,433.77

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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.