Finding the Fourth Proportional to 7,901,303.67, 11,851,955.51 and 2,221,527.98
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Solution
The fourth proportional to 7,901,303.67, 11,851,955.51 and 2,221,527.98 is: 3,332,291.97
Step by Step Solution
- Step 1: Write the proportion equation
7,901,303.67 : 11,851,955.51 = 2,221,527.98 : x - Step 2: Convert to fraction form
7,901,303.67/11,851,955.51 = 2,221,527.98/x - Step 3: Cross multiply
7,901,303.67x = 11,851,955.51 × 2,221,527.98 - Step 4: Simplify right side
7,901,303.67x = 26,329,450,801,702.42 - Step 5: Solve for x
x = 26,329,450,801,702.42/7,901,303.67 - Step 6: Final answer
x = 3,332,291.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.