Finding the Fourth Proportional to 19,043,232.68, 26,279,666.24 and 10,341,402.99
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Solution
The fourth proportional to 19,043,232.68, 26,279,666.24 and 10,341,402.99 is: 14,271,138.92
Step by Step Solution
- Step 1: Write the proportion equation
19,043,232.68 : 26,279,666.24 = 10,341,402.99 : x - Step 2: Convert to fraction form
19,043,232.68/26,279,666.24 = 10,341,402.99/x - Step 3: Cross multiply
19,043,232.68x = 26,279,666.24 × 10,341,402.99 - Step 4: Simplify right side
19,043,232.68x = 271,768,618,978,831.03 - Step 5: Solve for x
x = 271,768,618,978,831.03/19,043,232.68 - Step 6: Final answer
x = 14,271,138.92
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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.