Finding the Fourth Proportional to 10,358,786.22, 14,304,151.35 and 6,497,943.90
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Solution
The fourth proportional to 10,358,786.22, 14,304,151.35 and 6,497,943.90 is: 8,972,824.71
Step by Step Solution
- Step 1: Write the proportion equation
10,358,786.22 : 14,304,151.35 = 6,497,943.90 : x - Step 2: Convert to fraction form
10,358,786.22/14,304,151.35 = 6,497,943.90/x - Step 3: Cross multiply
10,358,786.22x = 14,304,151.35 × 6,497,943.90 - Step 4: Simplify right side
10,358,786.22x = 92,947,573,009,409.27 - Step 5: Solve for x
x = 92,947,573,009,409.27/10,358,786.22 - Step 6: Final answer
x = 8,972,824.71
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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.