Finding the Fourth Proportional to 10,963,504.64, 15,129,453.18 and 6,068,621.72
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Solution
The fourth proportional to 10,963,504.64, 15,129,453.18 and 6,068,621.72 is: 8,374,596.55
Step by Step Solution
- Step 1: Write the proportion equation
10,963,504.64 : 15,129,453.18 = 6,068,621.72 : x - Step 2: Convert to fraction form
10,963,504.64/15,129,453.18 = 6,068,621.72/x - Step 3: Cross multiply
10,963,504.64x = 15,129,453.18 × 6,068,621.72 - Step 4: Simplify right side
10,963,504.64x = 91,814,928,179,871.06 - Step 5: Solve for x
x = 91,814,928,179,871.06/10,963,504.64 - Step 6: Final answer
x = 8,374,596.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.