Finding the Fourth Proportional to 7,476,486.57, 11,214,729.86 and 2,359,435.08
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Solution
The fourth proportional to 7,476,486.57, 11,214,729.86 and 2,359,435.08 is: 3,539,152.62
Step by Step Solution
- Step 1: Write the proportion equation
7,476,486.57 : 11,214,729.86 = 2,359,435.08 : x - Step 2: Convert to fraction form
7,476,486.57/11,214,729.86 = 2,359,435.08/x - Step 3: Cross multiply
7,476,486.57x = 11,214,729.86 × 2,359,435.08 - Step 4: Simplify right side
7,476,486.57x = 26,460,427,032,610.32 - Step 5: Solve for x
x = 26,460,427,032,610.32/7,476,486.57 - Step 6: Final answer
x = 3,539,152.62
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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.