Finding the Fourth Proportional to 10,776,166.96, 14,866,445.58 and 6,590,035.68
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Solution
The fourth proportional to 10,776,166.96, 14,866,445.58 and 6,590,035.68 is: 9,091,396.52
Step by Step Solution
- Step 1: Write the proportion equation
10,776,166.96 : 14,866,445.58 = 6,590,035.68 : x - Step 2: Convert to fraction form
10,776,166.96/14,866,445.58 = 6,590,035.68/x - Step 3: Cross multiply
10,776,166.96x = 14,866,445.58 × 6,590,035.68 - Step 4: Simplify right side
10,776,166.96x = 97,970,406,806,978.30 - Step 5: Solve for x
x = 97,970,406,806,978.30/10,776,166.96 - Step 6: Final answer
x = 9,091,396.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.