Finding the Fourth Proportional to 14,370,176.17, 19,827,882.84 and 8,257,423.69
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Solution
The fourth proportional to 14,370,176.17, 19,827,882.84 and 8,257,423.69 is: 11,393,543.65
Step by Step Solution
- Step 1: Write the proportion equation
14,370,176.17 : 19,827,882.84 = 8,257,423.69 : x - Step 2: Convert to fraction form
14,370,176.17/19,827,882.84 = 8,257,423.69/x - Step 3: Cross multiply
14,370,176.17x = 19,827,882.84 × 8,257,423.69 - Step 4: Simplify right side
14,370,176.17x = 163,727,229,485,560.50 - Step 5: Solve for x
x = 163,727,229,485,560.50/14,370,176.17 - Step 6: Final answer
x = 11,393,543.65
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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.