Finding the Fourth Proportional to 8,634,708.68, 12,949,804.74 and 2,567,805.44
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Solution
The fourth proportional to 8,634,708.68, 12,949,804.74 and 2,567,805.44 is: 3,851,036.59
Step by Step Solution
- Step 1: Write the proportion equation
8,634,708.68 : 12,949,804.74 = 2,567,805.44 : x - Step 2: Convert to fraction form
8,634,708.68/12,949,804.74 = 2,567,805.44/x - Step 3: Cross multiply
8,634,708.68x = 12,949,804.74 × 2,567,805.44 - Step 4: Simplify right side
8,634,708.68x = 33,252,579,058,309.79 - Step 5: Solve for x
x = 33,252,579,058,309.79/8,634,708.68 - Step 6: Final answer
x = 3,851,036.59
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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.