Finding the Fourth Proportional to 26,737,713.63, 40,101,830.73 and 12,161,227.95
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Solution
The fourth proportional to 26,737,713.63, 40,101,830.73 and 12,161,227.95 is: 18,239,686.14
Step by Step Solution
- Step 1: Write the proportion equation
26,737,713.63 : 40,101,830.73 = 12,161,227.95 : x - Step 2: Convert to fraction form
26,737,713.63/40,101,830.73 = 12,161,227.95/x - Step 3: Cross multiply
26,737,713.63x = 40,101,830.73 × 12,161,227.95 - Step 4: Simplify right side
26,737,713.63x = 487,687,504,719,844.81 - Step 5: Solve for x
x = 487,687,504,719,844.81/26,737,713.63 - Step 6: Final answer
x = 18,239,686.14
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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.