Finding the Fourth Proportional to 14,431,618.55, 19,908,083.01 and 8,923,232.58
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Solution
The fourth proportional to 14,431,618.55, 19,908,083.01 and 8,923,232.58 is: 12,309,392.35
Step by Step Solution
- Step 1: Write the proportion equation
14,431,618.55 : 19,908,083.01 = 8,923,232.58 : x - Step 2: Convert to fraction form
14,431,618.55/19,908,083.01 = 8,923,232.58/x - Step 3: Cross multiply
14,431,618.55x = 19,908,083.01 × 8,923,232.58 - Step 4: Simplify right side
14,431,618.55x = 177,644,454,953,638.59 - Step 5: Solve for x
x = 177,644,454,953,638.59/14,431,618.55 - Step 6: Final answer
x = 12,309,392.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.