Finding the Fourth Proportional to 6,127,411.40, 8,455,827.73 and 3,374,092.26
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Solution
The fourth proportional to 6,127,411.40, 8,455,827.73 and 3,374,092.26 is: 4,656,247.32
Step by Step Solution
- Step 1: Write the proportion equation
6,127,411.40 : 8,455,827.73 = 3,374,092.26 : x - Step 2: Convert to fraction form
6,127,411.40/8,455,827.73 = 3,374,092.26/x - Step 3: Cross multiply
6,127,411.40x = 8,455,827.73 × 3,374,092.26 - Step 4: Simplify right side
6,127,411.40x = 28,530,742,887,251.13 - Step 5: Solve for x
x = 28,530,742,887,251.13/6,127,411.40 - Step 6: Final answer
x = 4,656,247.32
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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.