Finding the Fourth Proportional to 17,622,400.74, 26,439,012.95 and 8,412,125.98
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Solution
The fourth proportional to 17,622,400.74, 26,439,012.95 and 8,412,125.98 is: 12,620,772.33
Step by Step Solution
- Step 1: Write the proportion equation
17,622,400.74 : 26,439,012.95 = 8,412,125.98 : x - Step 2: Convert to fraction form
17,622,400.74/26,439,012.95 = 8,412,125.98/x - Step 3: Cross multiply
17,622,400.74x = 26,439,012.95 × 8,412,125.98 - Step 4: Simplify right side
17,622,400.74x = 222,408,307,722,251.44 - Step 5: Solve for x
x = 222,408,307,722,251.44/17,622,400.74 - Step 6: Final answer
x = 12,620,772.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.