Finding the Fourth Proportional to 11,569,236.68, 17,355,005.18 and 4,284,646.12
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Solution
The fourth proportional to 11,569,236.68, 17,355,005.18 and 4,284,646.12 is: 6,427,395.14
Step by Step Solution
- Step 1: Write the proportion equation
11,569,236.68 : 17,355,005.18 = 4,284,646.12 : x - Step 2: Convert to fraction form
11,569,236.68/17,355,005.18 = 4,284,646.12/x - Step 3: Cross multiply
11,569,236.68x = 17,355,005.18 × 4,284,646.12 - Step 4: Simplify right side
11,569,236.68x = 74,360,055,607,066.91 - Step 5: Solve for x
x = 74,360,055,607,066.91/11,569,236.68 - Step 6: Final answer
x = 6,427,395.14
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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.