Finding the Fourth Proportional to 5,334,063.99, 7,361,008.99 and 2,886,675.67
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Solution
The fourth proportional to 5,334,063.99, 7,361,008.99 and 2,886,675.67 is: 3,983,612.79
Step by Step Solution
- Step 1: Write the proportion equation
5,334,063.99 : 7,361,008.99 = 2,886,675.67 : x - Step 2: Convert to fraction form
5,334,063.99/7,361,008.99 = 2,886,675.67/x - Step 3: Cross multiply
5,334,063.99x = 7,361,008.99 × 2,886,675.67 - Step 4: Simplify right side
5,334,063.99x = 21,248,845,506,845.85 - Step 5: Solve for x
x = 21,248,845,506,845.85/5,334,063.99 - Step 6: Final answer
x = 3,983,612.79
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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.