Finding the Fourth Proportional to 23,515,240.68, 32,453,078.58 and 13,063,290.18
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Solution
The fourth proportional to 23,515,240.68, 32,453,078.58 and 13,063,290.18 is: 18,028,477.30
Step by Step Solution
- Step 1: Write the proportion equation
23,515,240.68 : 32,453,078.58 = 13,063,290.18 : x - Step 2: Convert to fraction form
23,515,240.68/32,453,078.58 = 13,063,290.18/x - Step 3: Cross multiply
23,515,240.68x = 32,453,078.58 × 13,063,290.18 - Step 4: Simplify right side
23,515,240.68x = 423,943,982,724,882.31 - Step 5: Solve for x
x = 423,943,982,724,882.31/23,515,240.68 - Step 6: Final answer
x = 18,028,477.30
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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.