Finding the Fourth Proportional to 13,761,182.08, 18,989,264.64 and 7,565,896
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Solution
The fourth proportional to 13,761,182.08, 18,989,264.64 and 7,565,896 is: 10,440,295.07
Step by Step Solution
- Step 1: Write the proportion equation
13,761,182.08 : 18,989,264.64 = 7,565,896 : x - Step 2: Convert to fraction form
13,761,182.08/18,989,264.64 = 7,565,896/x - Step 3: Cross multiply
13,761,182.08x = 18,989,264.64 × 7,565,896 - Step 4: Simplify right side
13,761,182.08x = 143,670,801,382,717.44 - Step 5: Solve for x
x = 143,670,801,382,717.44/13,761,182.08 - Step 6: Final answer
x = 10,440,295.07
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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.