Finding the Fourth Proportional to 6,177,307.55, 8,524,669.68 and 3,386,425.88
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Solution
The fourth proportional to 6,177,307.55, 8,524,669.68 and 3,386,425.88 is: 4,673,259.63
Step by Step Solution
- Step 1: Write the proportion equation
6,177,307.55 : 8,524,669.68 = 3,386,425.88 : x - Step 2: Convert to fraction form
6,177,307.55/8,524,669.68 = 3,386,425.88/x - Step 3: Cross multiply
6,177,307.55x = 8,524,669.68 × 3,386,425.88 - Step 4: Simplify right side
6,177,307.55x = 28,868,161,980,179.97 - Step 5: Solve for x
x = 28,868,161,980,179.97/6,177,307.55 - Step 6: Final answer
x = 4,673,259.63
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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.