Finding the Fourth Proportional to 9,756,194.87, 13,460,658.58 and 5,887,129.43
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Solution
The fourth proportional to 9,756,194.87, 13,460,658.58 and 5,887,129.43 is: 8,122,494.51
Step by Step Solution
- Step 1: Write the proportion equation
9,756,194.87 : 13,460,658.58 = 5,887,129.43 : x - Step 2: Convert to fraction form
9,756,194.87/13,460,658.58 = 5,887,129.43/x - Step 3: Cross multiply
9,756,194.87x = 13,460,658.58 × 5,887,129.43 - Step 4: Simplify right side
9,756,194.87x = 79,244,639,273,500 - Step 5: Solve for x
x = 79,244,639,273,500/9,756,194.87 - Step 6: Final answer
x = 8,122,494.51
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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.