Finding the Fourth Proportional to 10,295,088.56, 15,442,742.20 and 3,106,685.68
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Solution
The fourth proportional to 10,295,088.56, 15,442,742.20 and 3,106,685.68 is: 4,660,061.52
Step by Step Solution
- Step 1: Write the proportion equation
10,295,088.56 : 15,442,742.20 = 3,106,685.68 : x - Step 2: Convert to fraction form
10,295,088.56/15,442,742.20 = 3,106,685.68/x - Step 3: Cross multiply
10,295,088.56x = 15,442,742.20 × 3,106,685.68 - Step 4: Simplify right side
10,295,088.56x = 47,975,746,052,671.70 - Step 5: Solve for x
x = 47,975,746,052,671.70/10,295,088.56 - Step 6: Final answer
x = 4,660,061.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.