Finding the Fourth Proportional to 10,267,595.73, 14,169,449.21 and 5,621,302.35
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Solution
The fourth proportional to 10,267,595.73, 14,169,449.21 and 5,621,302.35 is: 7,757,488.73
Step by Step Solution
- Step 1: Write the proportion equation
10,267,595.73 : 14,169,449.21 = 5,621,302.35 : x - Step 2: Convert to fraction form
10,267,595.73/14,169,449.21 = 5,621,302.35/x - Step 3: Cross multiply
10,267,595.73x = 14,169,449.21 × 5,621,302.35 - Step 4: Simplify right side
10,267,595.73x = 79,650,758,114,272.12 - Step 5: Solve for x
x = 79,650,758,114,272.12/10,267,595.73 - Step 6: Final answer
x = 7,757,488.73
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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.