Finding the Fourth Proportional to 9,369,021.80, 14,053,532.70 and 5,778,842.60
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Solution
The fourth proportional to 9,369,021.80, 14,053,532.70 and 5,778,842.60 is: 8,668,263.90
Step by Step Solution
- Step 1: Write the proportion equation
9,369,021.80 : 14,053,532.70 = 5,778,842.60 : x - Step 2: Convert to fraction form
9,369,021.80/14,053,532.70 = 5,778,842.60/x - Step 3: Cross multiply
9,369,021.80x = 14,053,532.70 × 5,778,842.60 - Step 4: Simplify right side
9,369,021.80x = 81,213,153,447,253.02 - Step 5: Solve for x
x = 81,213,153,447,253.02/9,369,021.80 - Step 6: Final answer
x = 8,668,263.90
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Similar ratio
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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.