Finding the Fourth Proportional to 12,427,628.25, 18,642,106.68 and 3,908,629.02
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Solution
The fourth proportional to 12,427,628.25, 18,642,106.68 and 3,908,629.02 is: 5,863,152.46
Step by Step Solution
- Step 1: Write the proportion equation
12,427,628.25 : 18,642,106.68 = 3,908,629.02 : x - Step 2: Convert to fraction form
12,427,628.25/18,642,106.68 = 3,908,629.02/x - Step 3: Cross multiply
12,427,628.25x = 18,642,106.68 × 3,908,629.02 - Step 4: Simplify right side
12,427,628.25x = 72,865,079,153,612.28 - Step 5: Solve for x
x = 72,865,079,153,612.28/12,427,628.25 - Step 6: Final answer
x = 5,863,152.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.