Finding the Fourth Proportional to 14,915,788.68, 22,334,696.82 and 14,006,637.12
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Solution
The fourth proportional to 14,915,788.68, 22,334,696.82 and 14,006,637.12 is: 20,973,345.78
Step by Step Solution
- Step 1: Write the proportion equation
14,915,788.68 : 22,334,696.82 = 14,006,637.12 : x - Step 2: Convert to fraction form
14,915,788.68/22,334,696.82 = 14,006,637.12/x - Step 3: Cross multiply
14,915,788.68x = 22,334,696.82 × 14,006,637.12 - Step 4: Simplify right side
14,915,788.68x = 312,833,993,542,957.94 - Step 5: Solve for x
x = 312,833,993,542,957.94/14,915,788.68 - Step 6: Final answer
x = 20,973,345.78
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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.