Finding the Fourth Proportional to 42,252,689.75, 63,383,331.15 and 14,583,006.09
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Solution
The fourth proportional to 42,252,689.75, 63,383,331.15 and 14,583,006.09 is: 21,875,992.03
Step by Step Solution
- Step 1: Write the proportion equation
42,252,689.75 : 63,383,331.15 = 14,583,006.09 : x - Step 2: Convert to fraction form
42,252,689.75/63,383,331.15 = 14,583,006.09/x - Step 3: Cross multiply
42,252,689.75x = 63,383,331.15 × 14,583,006.09 - Step 4: Simplify right side
42,252,689.75x = 924,319,504,164,936.62 - Step 5: Solve for x
x = 924,319,504,164,936.62/42,252,689.75 - Step 6: Final answer
x = 21,875,992.03
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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.