Finding the Fourth Proportional to 16,203,309.12, 24,316,925.76 and 7,683,674.04
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Solution
The fourth proportional to 16,203,309.12, 24,316,925.76 and 7,683,674.04 is: 11,531,183.53
Step by Step Solution
- Step 1: Write the proportion equation
16,203,309.12 : 24,316,925.76 = 7,683,674.04 : x - Step 2: Convert to fraction form
16,203,309.12/24,316,925.76 = 7,683,674.04/x - Step 3: Cross multiply
16,203,309.12x = 24,316,925.76 × 7,683,674.04 - Step 4: Simplify right side
16,203,309.12x = 186,843,331,194,719.28 - Step 5: Solve for x
x = 186,843,331,194,719.28/16,203,309.12 - Step 6: Final answer
x = 11,531,183.53
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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.