Finding the Fourth Proportional to 26,222,067.50, 39,326,389.79 and 7,773,698.49
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Solution
The fourth proportional to 26,222,067.50, 39,326,389.79 and 7,773,698.49 is: 11,658,558.07
Step by Step Solution
- Step 1: Write the proportion equation
26,222,067.50 : 39,326,389.79 = 7,773,698.49 : x - Step 2: Convert to fraction form
26,222,067.50/39,326,389.79 = 7,773,698.49/x - Step 3: Cross multiply
26,222,067.50x = 39,326,389.79 × 7,773,698.49 - Step 4: Simplify right side
26,222,067.50x = 305,711,496,741,331.94 - Step 5: Solve for x
x = 305,711,496,741,331.94/26,222,067.50 - Step 6: Final answer
x = 11,658,558.07
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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.