Finding the Fourth Proportional to 23,368,405.49, 32,246,710.08 and 12,914,296.71
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Solution
The fourth proportional to 23,368,405.49, 32,246,710.08 and 12,914,296.71 is: 17,820,795.78
Step by Step Solution
- Step 1: Write the proportion equation
23,368,405.49 : 32,246,710.08 = 12,914,296.71 : x - Step 2: Convert to fraction form
23,368,405.49/32,246,710.08 = 12,914,296.71/x - Step 3: Cross multiply
23,368,405.49x = 32,246,710.08 × 12,914,296.71 - Step 4: Simplify right side
23,368,405.49x = 416,443,581,894,467.81 - Step 5: Solve for x
x = 416,443,581,894,467.81/23,368,405.49 - Step 6: Final answer
x = 17,820,795.78
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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.