Home / 9,042,954.85-12,479,419.36-4,913,067.79

Finding the Fourth Proportional to 9,042,954.85, 12,479,419.36 and 4,913,067.79

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Solution

The fourth proportional to 9,042,954.85, 12,479,419.36 and 4,913,067.79 is: 6,780,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,954.85 : 12,479,419.36 = 4,913,067.79 : x
  2. Step 2: Convert to fraction form
    9,042,954.85/12,479,419.36 = 4,913,067.79/x
  3. Step 3: Cross multiply
    9,042,954.85x = 12,479,419.36 × 4,913,067.79
  4. Step 4: Simplify right side
    9,042,954.85x = 61,312,233,295,518.41
  5. Step 5: Solve for x
    x = 61,312,233,295,518.41/9,042,954.85
  6. Step 6: Final answer
    x = 6,780,110.52

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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.