Finding the Fourth Proportional to 10,864,363.51, 16,310,373.72 and 7,042,179.99
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Solution
The fourth proportional to 10,864,363.51, 16,310,373.72 and 7,042,179.99 is: 10,572,233.46
Step by Step Solution
- Step 1: Write the proportion equation
10,864,363.51 : 16,310,373.72 = 7,042,179.99 : x - Step 2: Convert to fraction form
10,864,363.51/16,310,373.72 = 7,042,179.99/x - Step 3: Cross multiply
10,864,363.51x = 16,310,373.72 × 7,042,179.99 - Step 4: Simplify right side
10,864,363.51x = 114,860,587,405,194.97 - Step 5: Solve for x
x = 114,860,587,405,194.97/10,864,363.51 - Step 6: Final answer
x = 10,572,233.46
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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.