Finding the Fourth Proportional to 6,896,543.96, 9,516,514.67 and 4,246,970.22
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Solution
The fourth proportional to 6,896,543.96, 9,516,514.67 and 4,246,970.22 is: 5,860,377.99
Step by Step Solution
- Step 1: Write the proportion equation
6,896,543.96 : 9,516,514.67 = 4,246,970.22 : x - Step 2: Convert to fraction form
6,896,543.96/9,516,514.67 = 4,246,970.22/x - Step 3: Cross multiply
6,896,543.96x = 9,516,514.67 × 4,246,970.22 - Step 4: Simplify right side
6,896,543.96x = 40,416,354,380,448.27 - Step 5: Solve for x
x = 40,416,354,380,448.27/6,896,543.96 - Step 6: Final answer
x = 5,860,377.99
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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.