Finding the Fourth Proportional to 6,535,486.62, 9,018,920.70 and 3,595,240.08
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Solution
The fourth proportional to 6,535,486.62, 9,018,920.70 and 3,595,240.08 is: 4,961,403.35
Step by Step Solution
- Step 1: Write the proportion equation
6,535,486.62 : 9,018,920.70 = 3,595,240.08 : x - Step 2: Convert to fraction form
6,535,486.62/9,018,920.70 = 3,595,240.08/x - Step 3: Cross multiply
6,535,486.62x = 9,018,920.70 × 3,595,240.08 - Step 4: Simplify right side
6,535,486.62x = 32,425,185,178,981.65 - Step 5: Solve for x
x = 32,425,185,178,981.65/6,535,486.62 - Step 6: Final answer
x = 4,961,403.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.