Finding the Fourth Proportional to 22,855,603.08, 31,541,642.04 and 12,542,695.26
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Solution
The fourth proportional to 22,855,603.08, 31,541,642.04 and 12,542,695.26 is: 17,309,418.73
Step by Step Solution
- Step 1: Write the proportion equation
22,855,603.08 : 31,541,642.04 = 12,542,695.26 : x - Step 2: Convert to fraction form
22,855,603.08/31,541,642.04 = 12,542,695.26/x - Step 3: Cross multiply
22,855,603.08x = 31,541,642.04 × 12,542,695.26 - Step 4: Simplify right side
22,855,603.08x = 395,617,204,107,724.69 - Step 5: Solve for x
x = 395,617,204,107,724.69/22,855,603.08 - Step 6: Final answer
x = 17,309,418.73
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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.