Finding the Fourth Proportional to 12,750,829.74, 17,596,158.42 and 6,949,616.22
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Solution
The fourth proportional to 12,750,829.74, 17,596,158.42 and 6,949,616.22 is: 9,590,477.68
Step by Step Solution
- Step 1: Write the proportion equation
12,750,829.74 : 17,596,158.42 = 6,949,616.22 : x - Step 2: Convert to fraction form
12,750,829.74/17,596,158.42 = 6,949,616.22/x - Step 3: Cross multiply
12,750,829.74x = 17,596,158.42 × 6,949,616.22 - Step 4: Simplify right side
12,750,829.74x = 122,286,547,965,321.58 - Step 5: Solve for x
x = 122,286,547,965,321.58/12,750,829.74 - Step 6: Final answer
x = 9,590,477.68
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1.5x scale
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.