Home / 8,884,738.72-12,258,830.55-5,400,016.66

Finding the Fourth Proportional to 8,884,738.72, 12,258,830.55 and 5,400,016.66

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Solution

The fourth proportional to 8,884,738.72, 12,258,830.55 and 5,400,016.66 is: 7,450,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884,738.72 : 12,258,830.55 = 5,400,016.66 : x
  2. Step 2: Convert to fraction form
    8,884,738.72/12,258,830.55 = 5,400,016.66/x
  3. Step 3: Cross multiply
    8,884,738.72x = 12,258,830.55 × 5,400,016.66
  4. Step 4: Simplify right side
    8,884,738.72x = 66,197,889,202,116.97
  5. Step 5: Solve for x
    x = 66,197,889,202,116.97/8,884,738.72
  6. Step 6: Final answer
    x = 7,450,741.24

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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.