Home / 14,636,930.40-20,198,662.16-8,110,502.64

Finding the Fourth Proportional to 14,636,930.40, 20,198,662.16 and 8,110,502.64

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Solution

The fourth proportional to 14,636,930.40, 20,198,662.16 and 8,110,502.64 is: 11,192,326.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,930.40 : 20,198,662.16 = 8,110,502.64 : x
  2. Step 2: Convert to fraction form
    14,636,930.40/20,198,662.16 = 8,110,502.64/x
  3. Step 3: Cross multiply
    14,636,930.40x = 20,198,662.16 × 8,110,502.64
  4. Step 4: Simplify right side
    14,636,930.40x = 163,821,302,773,148.09
  5. Step 5: Solve for x
    x = 163,821,302,773,148.09/14,636,930.40
  6. Step 6: Final answer
    x = 11,192,326.42

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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.