Finding the Fourth Proportional to 8,492,541.36, 12,726,214.80 and 6,237,656.88
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Solution
The fourth proportional to 8,492,541.36, 12,726,214.80 and 6,237,656.88 is: 9,347,232.81
Step by Step Solution
- Step 1: Write the proportion equation
8,492,541.36 : 12,726,214.80 = 6,237,656.88 : x - Step 2: Convert to fraction form
8,492,541.36/12,726,214.80 = 6,237,656.88/x - Step 3: Cross multiply
8,492,541.36x = 12,726,214.80 × 6,237,656.88 - Step 4: Simplify right side
8,492,541.36x = 79,381,761,232,463.31 - Step 5: Solve for x
x = 79,381,761,232,463.31/8,492,541.36 - Step 6: Final answer
x = 9,347,232.81
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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.