Finding the Fourth Proportional to 8,986,805.10, 13,480,207.65 and 5,963,496.30
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Solution
The fourth proportional to 8,986,805.10, 13,480,207.65 and 5,963,496.30 is: 8,945,244.45
Step by Step Solution
- Step 1: Write the proportion equation
8,986,805.10 : 13,480,207.65 = 5,963,496.30 : x - Step 2: Convert to fraction form
8,986,805.10/13,480,207.65 = 5,963,496.30/x - Step 3: Cross multiply
8,986,805.10x = 13,480,207.65 × 5,963,496.30 - Step 4: Simplify right side
8,986,805.10x = 80,389,168,444,006.69 - Step 5: Solve for x
x = 80,389,168,444,006.69/8,986,805.10 - Step 6: Final answer
x = 8,945,244.45
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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.