Finding the Fourth Proportional to 18,828,439.80, 28,247,471.10 and 6,049,069.80
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Solution
The fourth proportional to 18,828,439.80, 28,247,471.10 and 6,049,069.80 is: 9,075,150.47
Step by Step Solution
- Step 1: Write the proportion equation
18,828,439.80 : 28,247,471.10 = 6,049,069.80 : x - Step 2: Convert to fraction form
18,828,439.80/28,247,471.10 = 6,049,069.80/x - Step 3: Cross multiply
18,828,439.80x = 28,247,471.10 × 6,049,069.80 - Step 4: Simplify right side
18,828,439.80x = 170,870,924,357,382.78 - Step 5: Solve for x
x = 170,870,924,357,382.78/18,828,439.80 - Step 6: Final answer
x = 9,075,150.47
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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.