Finding the Fourth Proportional to 14,762,895.36, 20,374,220.16 and 8,960,340.48
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Solution
The fourth proportional to 14,762,895.36, 20,374,220.16 and 8,960,340.48 is: 12,366,134.50
Step by Step Solution
- Step 1: Write the proportion equation
14,762,895.36 : 20,374,220.16 = 8,960,340.48 : x - Step 2: Convert to fraction form
14,762,895.36/20,374,220.16 = 8,960,340.48/x - Step 3: Cross multiply
14,762,895.36x = 20,374,220.16 × 8,960,340.48 - Step 4: Simplify right side
14,762,895.36x = 182,559,949,648,080.09 - Step 5: Solve for x
x = 182,559,949,648,080.09/14,762,895.36 - Step 6: Final answer
x = 12,366,134.50
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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.