Finding the Fourth Proportional to 6,386,461.98, 9,583,923.94 and 3,509,837.70
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Solution
The fourth proportional to 6,386,461.98, 9,583,923.94 and 3,509,837.70 is: 5,267,081.78
Step by Step Solution
- Step 1: Write the proportion equation
6,386,461.98 : 9,583,923.94 = 3,509,837.70 : x - Step 2: Convert to fraction form
6,386,461.98/9,583,923.94 = 3,509,837.70/x - Step 3: Cross multiply
6,386,461.98x = 9,583,923.94 × 3,509,837.70 - Step 4: Simplify right side
6,386,461.98x = 33,638,017,558,544.54 - Step 5: Solve for x
x = 33,638,017,558,544.54/6,386,461.98 - Step 6: Final answer
x = 5,267,081.78
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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.