Finding the Fourth Proportional to 6,506,686.54, 9,701,858.37 and 6,327,920.75
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Solution
The fourth proportional to 6,506,686.54, 9,701,858.37 and 6,327,920.75 is: 9,435,307.90
Step by Step Solution
- Step 1: Write the proportion equation
6,506,686.54 : 9,701,858.37 = 6,327,920.75 : x - Step 2: Convert to fraction form
6,506,686.54/9,701,858.37 = 6,327,920.75/x - Step 3: Cross multiply
6,506,686.54x = 9,701,858.37 × 6,327,920.75 - Step 4: Simplify right side
6,506,686.54x = 61,392,590,917,338.82 - Step 5: Solve for x
x = 61,392,590,917,338.82/6,506,686.54 - Step 6: Final answer
x = 9,435,307.90
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.