Finding the Fourth Proportional to 16,642,629.20, 24,963,943.80 and 14,403,141.20
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Solution
The fourth proportional to 16,642,629.20, 24,963,943.80 and 14,403,141.20 is: 21,604,711.80
Step by Step Solution
- Step 1: Write the proportion equation
16,642,629.20 : 24,963,943.80 = 14,403,141.20 : x - Step 2: Convert to fraction form
16,642,629.20/24,963,943.80 = 14,403,141.20/x - Step 3: Cross multiply
16,642,629.20x = 24,963,943.80 × 14,403,141.20 - Step 4: Simplify right side
16,642,629.20x = 359,559,207,460,264.56 - Step 5: Solve for x
x = 359,559,207,460,264.56/16,642,629.20 - Step 6: Final answer
x = 21,604,711.80
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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.