Finding the Fourth Proportional to 22,957,526.00, 31,681,385.88 and 12,644,249.09
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Solution
The fourth proportional to 22,957,526.00, 31,681,385.88 and 12,644,249.09 is: 17,449,063.74
Step by Step Solution
- Step 1: Write the proportion equation
22,957,526.00 : 31,681,385.88 = 12,644,249.09 : x - Step 2: Convert to fraction form
22,957,526.00/31,681,385.88 = 12,644,249.09/x - Step 3: Cross multiply
22,957,526.00x = 31,681,385.88 × 12,644,249.09 - Step 4: Simplify right side
22,957,526.00x = 400,587,334,424,721.94 - Step 5: Solve for x
x = 400,587,334,424,721.94/22,957,526.00 - Step 6: Final answer
x = 17,449,063.74
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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.