Finding the Fourth Proportional to 7,459,639.96, 10,294,287.96 and 4,196,457.04
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Solution
The fourth proportional to 7,459,639.96, 10,294,287.96 and 4,196,457.04 is: 5,791,102.17
Step by Step Solution
- Step 1: Write the proportion equation
7,459,639.96 : 10,294,287.96 = 4,196,457.04 : x - Step 2: Convert to fraction form
7,459,639.96/10,294,287.96 = 4,196,457.04/x - Step 3: Cross multiply
7,459,639.96x = 10,294,287.96 × 4,196,457.04 - Step 4: Simplify right side
7,459,639.96x = 43,199,537,181,529.24 - Step 5: Solve for x
x = 43,199,537,181,529.24/7,459,639.96 - Step 6: Final answer
x = 5,791,102.17
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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.