Finding the Fourth Proportional to 6,321,335.58, 8,723,466.06 and 3,420,726.14
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Solution
The fourth proportional to 6,321,335.58, 8,723,466.06 and 3,420,726.14 is: 4,720,614.50
Step by Step Solution
- Step 1: Write the proportion equation
6,321,335.58 : 8,723,466.06 = 3,420,726.14 : x - Step 2: Convert to fraction form
6,321,335.58/8,723,466.06 = 3,420,726.14/x - Step 3: Cross multiply
6,321,335.58x = 8,723,466.06 × 3,420,726.14 - Step 4: Simplify right side
6,321,335.58x = 29,840,588,382,844.81 - Step 5: Solve for x
x = 29,840,588,382,844.81/6,321,335.58 - Step 6: Final answer
x = 4,720,614.50
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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.