Finding the Fourth Proportional to 14,847,471.70, 22,271,207.55 and 13,771,303.68
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Solution
The fourth proportional to 14,847,471.70, 22,271,207.55 and 13,771,303.68 is: 20,656,955.52
Step by Step Solution
- Step 1: Write the proportion equation
14,847,471.70 : 22,271,207.55 = 13,771,303.68 : x - Step 2: Convert to fraction form
14,847,471.70/22,271,207.55 = 13,771,303.68/x - Step 3: Cross multiply
14,847,471.70x = 22,271,207.55 × 13,771,303.68 - Step 4: Simplify right side
14,847,471.70x = 306,703,562,491,358.81 - Step 5: Solve for x
x = 306,703,562,491,358.81/14,847,471.70 - Step 6: Final answer
x = 20,656,955.52
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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.