Finding the Fourth Proportional to 6,453,597.09, 8,905,625.93 and 3,552,421.31
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Solution
The fourth proportional to 6,453,597.09, 8,905,625.93 and 3,552,421.31 is: 4,902,155.31
Step by Step Solution
- Step 1: Write the proportion equation
6,453,597.09 : 8,905,625.93 = 3,552,421.31 : x - Step 2: Convert to fraction form
6,453,597.09/8,905,625.93 = 3,552,421.31/x - Step 3: Cross multiply
6,453,597.09x = 8,905,625.93 × 3,552,421.31 - Step 4: Simplify right side
6,453,597.09x = 31,636,535,270,330.34 - Step 5: Solve for x
x = 31,636,535,270,330.34/6,453,597.09 - Step 6: Final answer
x = 4,902,155.31
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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.