Finding the Fourth Proportional to 11,874,711, 16,387,132.86 and 6,442,203
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Solution
The fourth proportional to 11,874,711, 16,387,132.86 and 6,442,203 is: 8,890,257.33
Step by Step Solution
- Step 1: Write the proportion equation
11,874,711 : 16,387,132.86 = 6,442,203 : x - Step 2: Convert to fraction form
11,874,711/16,387,132.86 = 6,442,203/x - Step 3: Cross multiply
11,874,711x = 16,387,132.86 × 6,442,203 - Step 4: Simplify right side
11,874,711x = 105,569,236,472,090.58 - Step 5: Solve for x
x = 105,569,236,472,090.58/11,874,711 - Step 6: Final answer
x = 8,890,257.33
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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.