Finding the Fourth Proportional to 6,368,495.61, 9,543,905.49 and 2,901,763.06
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Solution
The fourth proportional to 6,368,495.61, 9,543,905.49 and 2,901,763.06 is: 4,348,617.65
Step by Step Solution
- Step 1: Write the proportion equation
6,368,495.61 : 9,543,905.49 = 2,901,763.06 : x - Step 2: Convert to fraction form
6,368,495.61/9,543,905.49 = 2,901,763.06/x - Step 3: Cross multiply
6,368,495.61x = 9,543,905.49 × 2,901,763.06 - Step 4: Simplify right side
6,368,495.61x = 27,694,152,399,013.20 - Step 5: Solve for x
x = 27,694,152,399,013.20/6,368,495.61 - Step 6: Final answer
x = 4,348,617.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.