Finding the Fourth Proportional to 7,417,158.42, 11,122,249.97 and 2,870,348.47
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Solution
The fourth proportional to 7,417,158.42, 11,122,249.97 and 2,870,348.47 is: 4,304,173.02
Step by Step Solution
- Step 1: Write the proportion equation
7,417,158.42 : 11,122,249.97 = 2,870,348.47 : x - Step 2: Convert to fraction form
7,417,158.42/11,122,249.97 = 2,870,348.47/x - Step 3: Cross multiply
7,417,158.42x = 11,122,249.97 × 2,870,348.47 - Step 4: Simplify right side
7,417,158.42x = 31,924,733,184,347.05 - Step 5: Solve for x
x = 31,924,733,184,347.05/7,417,158.42 - Step 6: Final answer
x = 4,304,173.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.