Finding the Fourth Proportional to 10,267,597.23, 14,169,451.28 and 5,621,303.85
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Solution
The fourth proportional to 10,267,597.23, 14,169,451.28 and 5,621,303.85 is: 7,757,490.80
Step by Step Solution
- Step 1: Write the proportion equation
10,267,597.23 : 14,169,451.28 = 5,621,303.85 : x - Step 2: Convert to fraction form
10,267,597.23/14,169,451.28 = 5,621,303.85/x - Step 3: Cross multiply
10,267,597.23x = 14,169,451.28 × 5,621,303.85 - Step 4: Simplify right side
10,267,597.23x = 79,650,791,004,544.91 - Step 5: Solve for x
x = 79,650,791,004,544.91/10,267,597.23 - Step 6: Final answer
x = 7,757,490.80
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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.