Finding the Fourth Proportional to 12,320,252.22, 18,478,966.26 and 3,223,227.66
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Solution
The fourth proportional to 12,320,252.22, 18,478,966.26 and 3,223,227.66 is: 4,834,472.06
Step by Step Solution
- Step 1: Write the proportion equation
12,320,252.22 : 18,478,966.26 = 3,223,227.66 : x - Step 2: Convert to fraction form
12,320,252.22/18,478,966.26 = 3,223,227.66/x - Step 3: Cross multiply
12,320,252.22x = 18,478,966.26 × 3,223,227.66 - Step 4: Simplify right side
12,320,252.22x = 59,561,915,177,438.76 - Step 5: Solve for x
x = 59,561,915,177,438.76/12,320,252.22 - Step 6: Final answer
x = 4,834,472.06
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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.