Finding the Fourth Proportional to 5,577,904.91, 7,697,523.60 and 3,097,130.18
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Solution
The fourth proportional to 5,577,904.91, 7,697,523.60 and 3,097,130.18 is: 4,274,047.87
Step by Step Solution
- Step 1: Write the proportion equation
5,577,904.91 : 7,697,523.60 = 3,097,130.18 : x - Step 2: Convert to fraction form
5,577,904.91/7,697,523.60 = 3,097,130.18/x - Step 3: Cross multiply
5,577,904.91x = 7,697,523.60 × 3,097,130.18 - Step 4: Simplify right side
5,577,904.91x = 23,840,232,614,334.63 - Step 5: Solve for x
x = 23,840,232,614,334.63/5,577,904.91 - Step 6: Final answer
x = 4,274,047.87
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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.