Home / 12,258,568.54-16,916,939.06-6,751,963.77

Finding the Fourth Proportional to 12,258,568.54, 16,916,939.06 and 6,751,963.77

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Solution

The fourth proportional to 12,258,568.54, 16,916,939.06 and 6,751,963.77 is: 9,317,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,568.54 : 16,916,939.06 = 6,751,963.77 : x
  2. Step 2: Convert to fraction form
    12,258,568.54/16,916,939.06 = 6,751,963.77/x
  3. Step 3: Cross multiply
    12,258,568.54x = 16,916,939.06 × 6,751,963.77
  4. Step 4: Simplify right side
    12,258,568.54x = 114,222,559,632,417.84
  5. Step 5: Solve for x
    x = 114,222,559,632,417.84/12,258,568.54
  6. Step 6: Final answer
    x = 9,317,773.05

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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.