Finding the Fourth Proportional to 16,388,331.91, 22,615,894.63 and 9,046,163.11
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Solution
The fourth proportional to 16,388,331.91, 22,615,894.63 and 9,046,163.11 is: 12,483,703.20
Step by Step Solution
- Step 1: Write the proportion equation
16,388,331.91 : 22,615,894.63 = 9,046,163.11 : x - Step 2: Convert to fraction form
16,388,331.91/22,615,894.63 = 9,046,163.11/x - Step 3: Cross multiply
16,388,331.91x = 22,615,894.63 × 9,046,163.11 - Step 4: Simplify right side
16,388,331.91x = 204,587,071,604,895.25 - Step 5: Solve for x
x = 204,587,071,604,895.25/16,388,331.91 - Step 6: Final answer
x = 12,483,703.20
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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.