Finding the Fourth Proportional to 16,203,171.36, 24,316,719.12 and 7,683,536.64
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Solution
The fourth proportional to 16,203,171.36, 24,316,719.12 and 7,683,536.64 is: 11,530,977.37
Step by Step Solution
- Step 1: Write the proportion equation
16,203,171.36 : 24,316,719.12 = 7,683,536.64 : x - Step 2: Convert to fraction form
16,203,171.36/24,316,719.12 = 7,683,536.64/x - Step 3: Cross multiply
16,203,171.36x = 24,316,719.12 × 7,683,536.64 - Step 4: Simplify right side
16,203,171.36x = 186,838,402,323,108.56 - Step 5: Solve for x
x = 186,838,402,323,108.56/16,203,171.36 - Step 6: Final answer
x = 11,530,977.37
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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.