Finding the Fourth Proportional to 8,634,710.68, 12,949,807.74 and 2,567,807.44
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Solution
The fourth proportional to 8,634,710.68, 12,949,807.74 and 2,567,807.44 is: 3,851,039.59
Step by Step Solution
- Step 1: Write the proportion equation
8,634,710.68 : 12,949,807.74 = 2,567,807.44 : x - Step 2: Convert to fraction form
8,634,710.68/12,949,807.74 = 2,567,807.44/x - Step 3: Cross multiply
8,634,710.68x = 12,949,807.74 × 2,567,807.44 - Step 4: Simplify right side
8,634,710.68x = 33,252,612,661,341.59 - Step 5: Solve for x
x = 33,252,612,661,341.59/8,634,710.68 - Step 6: Final answer
x = 3,851,039.59
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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.