Finding the Fourth Proportional to 10,088,548.16, 15,132,661.68 and 4,694,181.44
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Solution
The fourth proportional to 10,088,548.16, 15,132,661.68 and 4,694,181.44 is: 7,041,197.45
Step by Step Solution
- Step 1: Write the proportion equation
10,088,548.16 : 15,132,661.68 = 4,694,181.44 : x - Step 2: Convert to fraction form
10,088,548.16/15,132,661.68 = 4,694,181.44/x - Step 3: Cross multiply
10,088,548.16x = 15,132,661.68 × 4,694,181.44 - Step 4: Simplify right side
10,088,548.16x = 71,035,459,596,055.22 - Step 5: Solve for x
x = 71,035,459,596,055.22/10,088,548.16 - Step 6: Final answer
x = 7,041,197.45
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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.