Finding the Fourth Proportional to 14,332,272.26, 19,778,535.70 and 7,893,744.26
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Solution
The fourth proportional to 14,332,272.26, 19,778,535.70 and 7,893,744.26 is: 10,893,367.07
Step by Step Solution
- Step 1: Write the proportion equation
14,332,272.26 : 19,778,535.70 = 7,893,744.26 : x - Step 2: Convert to fraction form
14,332,272.26/19,778,535.70 = 7,893,744.26/x - Step 3: Cross multiply
14,332,272.26x = 19,778,535.70 × 7,893,744.26 - Step 4: Simplify right side
14,332,272.26x = 156,126,702,653,080.06 - Step 5: Solve for x
x = 156,126,702,653,080.06/14,332,272.26 - Step 6: Final answer
x = 10,893,367.07
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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.