Finding the Fourth Proportional to 15,162,135.09, 22,734,873.80 and 7,468,852.29
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Solution
The fourth proportional to 15,162,135.09, 22,734,873.80 and 7,468,852.29 is: 11,199,175.66
Step by Step Solution
- Step 1: Write the proportion equation
15,162,135.09 : 22,734,873.80 = 7,468,852.29 : x - Step 2: Convert to fraction form
15,162,135.09/22,734,873.80 = 7,468,852.29/x - Step 3: Cross multiply
15,162,135.09x = 22,734,873.80 × 7,468,852.29 - Step 4: Simplify right side
15,162,135.09x = 169,803,414,206,646.75 - Step 5: Solve for x
x = 169,803,414,206,646.75/15,162,135.09 - Step 6: Final answer
x = 11,199,175.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.