Finding the Fourth Proportional to 11,471,002.07, 15,830,309.18 and 6,244,347.31
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Solution
The fourth proportional to 11,471,002.07, 15,830,309.18 and 6,244,347.31 is: 8,617,376.92
Step by Step Solution
- Step 1: Write the proportion equation
11,471,002.07 : 15,830,309.18 = 6,244,347.31 : x - Step 2: Convert to fraction form
11,471,002.07/15,830,309.18 = 6,244,347.31/x - Step 3: Cross multiply
11,471,002.07x = 15,830,309.18 × 6,244,347.31 - Step 4: Simplify right side
11,471,002.07x = 98,849,948,520,636.39 - Step 5: Solve for x
x = 98,849,948,520,636.39/11,471,002.07 - Step 6: Final answer
x = 8,617,376.92
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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.