Finding the Fourth Proportional to 8,553,693.12, 11,804,118.12 and 4,686,290.88
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Solution
The fourth proportional to 8,553,693.12, 11,804,118.12 and 4,686,290.88 is: 6,467,093.26
Step by Step Solution
- Step 1: Write the proportion equation
8,553,693.12 : 11,804,118.12 = 4,686,290.88 : x - Step 2: Convert to fraction form
8,553,693.12/11,804,118.12 = 4,686,290.88/x - Step 3: Cross multiply
8,553,693.12x = 11,804,118.12 × 4,686,290.88 - Step 4: Simplify right side
8,553,693.12x = 55,317,531,092,198.74 - Step 5: Solve for x
x = 55,317,531,092,198.74/8,553,693.12 - Step 6: Final answer
x = 6,467,093.26
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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.