Finding the Fourth Proportional to 11,840,248.71, 16,339,543.05 and 6,407,740.71
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Solution
The fourth proportional to 11,840,248.71, 16,339,543.05 and 6,407,740.71 is: 8,842,682.09
Step by Step Solution
- Step 1: Write the proportion equation
11,840,248.71 : 16,339,543.05 = 6,407,740.71 : x - Step 2: Convert to fraction form
11,840,248.71/16,339,543.05 = 6,407,740.71/x - Step 3: Cross multiply
11,840,248.71x = 16,339,543.05 × 6,407,740.71 - Step 4: Simplify right side
11,840,248.71x = 104,699,555,208,311.59 - Step 5: Solve for x
x = 104,699,555,208,311.59/11,840,248.71 - Step 6: Final answer
x = 8,842,682.09
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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.