Finding the Fourth Proportional to 11,275,567.79, 15,560,293.68 and 6,118,929.32
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Solution
The fourth proportional to 11,275,567.79, 15,560,293.68 and 6,118,929.32 is: 8,444,127.96
Step by Step Solution
- Step 1: Write the proportion equation
11,275,567.79 : 15,560,293.68 = 6,118,929.32 : x - Step 2: Convert to fraction form
11,275,567.79/15,560,293.68 = 6,118,929.32/x - Step 3: Cross multiply
11,275,567.79x = 15,560,293.68 × 6,118,929.32 - Step 4: Simplify right side
11,275,567.79x = 95,212,337,148,561.23 - Step 5: Solve for x
x = 95,212,337,148,561.23/11,275,567.79 - Step 6: Final answer
x = 8,444,127.96
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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.