Finding the Fourth Proportional to 14,727,055.20, 22,075,226.98 and 8,240,620.96
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Solution
The fourth proportional to 14,727,055.20, 22,075,226.98 and 8,240,620.96 is: 12,352,338.99
Step by Step Solution
- Step 1: Write the proportion equation
14,727,055.20 : 22,075,226.98 = 8,240,620.96 : x - Step 2: Convert to fraction form
14,727,055.20/22,075,226.98 = 8,240,620.96/x - Step 3: Cross multiply
14,727,055.20x = 22,075,226.98 × 8,240,620.96 - Step 4: Simplify right side
14,727,055.20x = 181,913,578,148,145.50 - Step 5: Solve for x
x = 181,913,578,148,145.50/14,727,055.20 - Step 6: Final answer
x = 12,352,338.99
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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.