Finding the Fourth Proportional to 11,229,933.10, 15,497,458.14 and 6,335,140.06
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Solution
The fourth proportional to 11,229,933.10, 15,497,458.14 and 6,335,140.06 is: 8,742,578.16
Step by Step Solution
- Step 1: Write the proportion equation
11,229,933.10 : 15,497,458.14 = 6,335,140.06 : x - Step 2: Convert to fraction form
11,229,933.10/15,497,458.14 = 6,335,140.06/x - Step 3: Cross multiply
11,229,933.10x = 15,497,458.14 × 6,335,140.06 - Step 4: Simplify right side
11,229,933.10x = 98,178,567,890,887.08 - Step 5: Solve for x
x = 98,178,567,890,887.08/11,229,933.10 - Step 6: Final answer
x = 8,742,578.16
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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.