Finding the Fourth Proportional to 9,657,703.42, 13,327,587.04 and 5,306,777.08
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Solution
The fourth proportional to 9,657,703.42, 13,327,587.04 and 5,306,777.08 is: 7,323,328.37
Step by Step Solution
- Step 1: Write the proportion equation
9,657,703.42 : 13,327,587.04 = 5,306,777.08 : x - Step 2: Convert to fraction form
9,657,703.42/13,327,587.04 = 5,306,777.08/x - Step 3: Cross multiply
9,657,703.42x = 13,327,587.04 × 5,306,777.08 - Step 4: Simplify right side
9,657,703.42x = 70,726,533,435,577.05 - Step 5: Solve for x
x = 70,726,533,435,577.05/9,657,703.42 - Step 6: Final answer
x = 7,323,328.37
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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.