Finding the Fourth Proportional to 6,757,822.08, 9,318,319.20 and 4,306,547.52
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Solution
The fourth proportional to 6,757,822.08, 9,318,319.20 and 4,306,547.52 is: 5,938,271.82
Step by Step Solution
- Step 1: Write the proportion equation
6,757,822.08 : 9,318,319.20 = 4,306,547.52 : x - Step 2: Convert to fraction form
6,757,822.08/9,318,319.20 = 4,306,547.52/x - Step 3: Cross multiply
6,757,822.08x = 9,318,319.20 × 4,306,547.52 - Step 4: Simplify right side
6,757,822.08x = 40,129,784,441,328.38 - Step 5: Solve for x
x = 40,129,784,441,328.38/6,757,822.08 - Step 6: Final answer
x = 5,938,271.82
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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.