Finding the Fourth Proportional to 7,757,380.84, 11,630,663.58 and 3,437,082.28
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Solution
The fourth proportional to 7,757,380.84, 11,630,663.58 and 3,437,082.28 is: 5,153,227.43
Step by Step Solution
- Step 1: Write the proportion equation
7,757,380.84 : 11,630,663.58 = 3,437,082.28 : x - Step 2: Convert to fraction form
7,757,380.84/11,630,663.58 = 3,437,082.28/x - Step 3: Cross multiply
7,757,380.84x = 11,630,663.58 × 3,437,082.28 - Step 4: Simplify right side
7,757,380.84x = 39,975,547,695,459.36 - Step 5: Solve for x
x = 39,975,547,695,459.36/7,757,380.84 - Step 6: Final answer
x = 5,153,227.43
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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.