Finding the Fourth Proportional to 6,270,356.45, 8,653,164.54 and 3,479,536.99
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Solution
The fourth proportional to 6,270,356.45, 8,653,164.54 and 3,479,536.99 is: 4,801,801.35
Step by Step Solution
- Step 1: Write the proportion equation
6,270,356.45 : 8,653,164.54 = 3,479,536.99 : x - Step 2: Convert to fraction form
6,270,356.45/8,653,164.54 = 3,479,536.99/x - Step 3: Cross multiply
6,270,356.45x = 8,653,164.54 × 3,479,536.99 - Step 4: Simplify right side
6,270,356.45x = 30,109,006,095,254.53 - Step 5: Solve for x
x = 30,109,006,095,254.53/6,270,356.45 - Step 6: Final answer
x = 4,801,801.35
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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.