Finding the Fourth Proportional to 12,841,183.84, 17,720,829.30 and 7,039,841.08
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Solution
The fourth proportional to 12,841,183.84, 17,720,829.30 and 7,039,841.08 is: 9,714,978.28
Step by Step Solution
- Step 1: Write the proportion equation
12,841,183.84 : 17,720,829.30 = 7,039,841.08 : x - Step 2: Convert to fraction form
12,841,183.84/17,720,829.30 = 7,039,841.08/x - Step 3: Cross multiply
12,841,183.84x = 17,720,829.30 × 7,039,841.08 - Step 4: Simplify right side
12,841,183.84x = 124,751,822,077,807.66 - Step 5: Solve for x
x = 124,751,822,077,807.66/12,841,183.84 - Step 6: Final answer
x = 9,714,978.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.