Finding the Fourth Proportional to 6,934,875.29, 9,570,848.25 and 3,994,793.99
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Solution
The fourth proportional to 6,934,875.29, 9,570,848.25 and 3,994,793.99 is: 5,513,230.66
Step by Step Solution
- Step 1: Write the proportion equation
6,934,875.29 : 9,570,848.25 = 3,994,793.99 : x - Step 2: Convert to fraction form
6,934,875.29/9,570,848.25 = 3,994,793.99/x - Step 3: Cross multiply
6,934,875.29x = 9,570,848.25 × 3,994,793.99 - Step 4: Simplify right side
6,934,875.29x = 38,233,567,068,302.02 - Step 5: Solve for x
x = 38,233,567,068,302.02/6,934,875.29 - Step 6: Final answer
x = 5,513,230.66
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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.