Finding the Fourth Proportional to 19,677,125.88, 29,474,354.52 and 12,484,957.68
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Solution
The fourth proportional to 19,677,125.88, 29,474,354.52 and 12,484,957.68 is: 18,701,210.28
Step by Step Solution
- Step 1: Write the proportion equation
19,677,125.88 : 29,474,354.52 = 12,484,957.68 : x - Step 2: Convert to fraction form
19,677,125.88/29,474,354.52 = 12,484,957.68/x - Step 3: Cross multiply
19,677,125.88x = 29,474,354.52 × 12,484,957.68 - Step 4: Simplify right side
19,677,125.88x = 367,986,068,827,516.69 - Step 5: Solve for x
x = 367,986,068,827,516.69/19,677,125.88 - Step 6: Final answer
x = 18,701,210.28
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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.