Finding the Fourth Proportional to 23,727,087.05, 32,742,063.11 and 13,271,083.62
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Solution
The fourth proportional to 23,727,087.05, 32,742,063.11 and 13,271,083.62 is: 18,313,358.76
Step by Step Solution
- Step 1: Write the proportion equation
23,727,087.05 : 32,742,063.11 = 13,271,083.62 : x - Step 2: Convert to fraction form
23,727,087.05/32,742,063.11 = 13,271,083.62/x - Step 3: Cross multiply
23,727,087.05x = 32,742,063.11 × 13,271,083.62 - Step 4: Simplify right side
23,727,087.05x = 434,522,657,334,522.25 - Step 5: Solve for x
x = 434,522,657,334,522.25/23,727,087.05 - Step 6: Final answer
x = 18,313,358.76
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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.