Finding the Fourth Proportional to 52,788,007.80, 79,182,011.70 and 44,284,951.80
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Solution
The fourth proportional to 52,788,007.80, 79,182,011.70 and 44,284,951.80 is: 66,427,427.70
Step by Step Solution
- Step 1: Write the proportion equation
52,788,007.80 : 79,182,011.70 = 44,284,951.80 : x - Step 2: Convert to fraction form
52,788,007.80/79,182,011.70 = 44,284,951.80/x - Step 3: Cross multiply
52,788,007.80x = 79,182,011.70 × 44,284,951.80 - Step 4: Simplify right side
52,788,007.80x = 3,506,571,571,561,536 - Step 5: Solve for x
x = 3,506,571,571,561,536/52,788,007.80 - Step 6: Final answer
x = 66,427,427.70
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1.5x scale
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.