Finding the Fourth Proportional to 19,572,201.60, 27,009,478.56 and 10,751,800.48
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Solution
The fourth proportional to 19,572,201.60, 27,009,478.56 and 10,751,800.48 is: 14,837,396.96
Step by Step Solution
- Step 1: Write the proportion equation
19,572,201.60 : 27,009,478.56 = 10,751,800.48 : x - Step 2: Convert to fraction form
19,572,201.60/27,009,478.56 = 10,751,800.48/x - Step 3: Cross multiply
19,572,201.60x = 27,009,478.56 × 10,751,800.48 - Step 4: Simplify right side
19,572,201.60x = 290,400,524,545,957.69 - Step 5: Solve for x
x = 290,400,524,545,957.69/19,572,201.60 - Step 6: Final answer
x = 14,837,396.96
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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.