Finding the Fourth Proportional to 9,702,741.08, 13,389,548.13 and 5,351,733.95
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Solution
The fourth proportional to 9,702,741.08, 13,389,548.13 and 5,351,733.95 is: 7,385,263.47
Step by Step Solution
- Step 1: Write the proportion equation
9,702,741.08 : 13,389,548.13 = 5,351,733.95 : x - Step 2: Convert to fraction form
9,702,741.08/13,389,548.13 = 5,351,733.95/x - Step 3: Cross multiply
9,702,741.08x = 13,389,548.13 × 5,351,733.95 - Step 4: Simplify right side
9,702,741.08x = 71,657,299,235,532.28 - Step 5: Solve for x
x = 71,657,299,235,532.28/9,702,741.08 - Step 6: Final answer
x = 7,385,263.47
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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.