Finding the Fourth Proportional to 7,048,267.20, 10,551,405.60 and 4,206,916.80
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Solution
The fourth proportional to 7,048,267.20, 10,551,405.60 and 4,206,916.80 is: 6,297,843.74
Step by Step Solution
- Step 1: Write the proportion equation
7,048,267.20 : 10,551,405.60 = 4,206,916.80 : x - Step 2: Convert to fraction form
7,048,267.20/10,551,405.60 = 4,206,916.80/x - Step 3: Cross multiply
7,048,267.20x = 10,551,405.60 × 4,206,916.80 - Step 4: Simplify right side
7,048,267.20x = 44,388,885,482,254.08 - Step 5: Solve for x
x = 44,388,885,482,254.08/7,048,267.20 - Step 6: Final answer
x = 6,297,843.74
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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.