Finding the Fourth Proportional to 13,940,898.84, 20,919,539.79 and 5,853,252.51
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Solution
The fourth proportional to 13,940,898.84, 20,919,539.79 and 5,853,252.51 is: 8,783,318.08
Step by Step Solution
- Step 1: Write the proportion equation
13,940,898.84 : 20,919,539.79 = 5,853,252.51 : x - Step 2: Convert to fraction form
13,940,898.84/20,919,539.79 = 5,853,252.51/x - Step 3: Cross multiply
13,940,898.84x = 20,919,539.79 × 5,853,252.51 - Step 4: Simplify right side
13,940,898.84x = 122,447,348,783,862.36 - Step 5: Solve for x
x = 122,447,348,783,862.36/13,940,898.84 - Step 6: Final answer
x = 8,783,318.08
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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.