Finding the Fourth Proportional to 7,549,649.82, 10,417,876.77 and 4,241,685.06
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Solution
The fourth proportional to 7,549,649.82, 10,417,876.77 and 4,241,685.06 is: 5,853,165.82
Step by Step Solution
- Step 1: Write the proportion equation
7,549,649.82 : 10,417,876.77 = 4,241,685.06 : x - Step 2: Convert to fraction form
7,549,649.82/10,417,876.77 = 4,241,685.06/x - Step 3: Cross multiply
7,549,649.82x = 10,417,876.77 × 4,241,685.06 - Step 4: Simplify right side
7,549,649.82x = 44,189,352,252,230.05 - Step 5: Solve for x
x = 44,189,352,252,230.05/7,549,649.82 - Step 6: Final answer
x = 5,853,165.82
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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.