Finding the Fourth Proportional to 6,763,742.95, 9,323,362.68 and 5,125,592.47
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Solution
The fourth proportional to 6,763,742.95, 9,323,362.68 and 5,125,592.47 is: 7,065,282.92
Step by Step Solution
- Step 1: Write the proportion equation
6,763,742.95 : 9,323,362.68 = 5,125,592.47 : x - Step 2: Convert to fraction form
6,763,742.95/9,323,362.68 = 5,125,592.47/x - Step 3: Cross multiply
6,763,742.95x = 9,323,362.68 × 5,125,592.47 - Step 4: Simplify right side
6,763,742.95x = 47,787,757,547,687.02 - Step 5: Solve for x
x = 47,787,757,547,687.02/6,763,742.95 - Step 6: Final answer
x = 7,065,282.92
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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.