Finding the Fourth Proportional to 19,266,226.24, 28,879,109.44 and 6,482,292.72
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Solution
The fourth proportional to 19,266,226.24, 28,879,109.44 and 6,482,292.72 is: 9,716,632.54
Step by Step Solution
- Step 1: Write the proportion equation
19,266,226.24 : 28,879,109.44 = 6,482,292.72 : x - Step 2: Convert to fraction form
19,266,226.24/28,879,109.44 = 6,482,292.72/x - Step 3: Cross multiply
19,266,226.24x = 28,879,109.44 × 6,482,292.72 - Step 4: Simplify right side
19,266,226.24x = 187,202,840,882,995.28 - Step 5: Solve for x
x = 187,202,840,882,995.28/19,266,226.24 - Step 6: Final answer
x = 9,716,632.54
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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.