Finding the Fourth Proportional to 19,292,707.05, 26,622,958.01 and 11,452,554.42
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Solution
The fourth proportional to 19,292,707.05, 26,622,958.01 and 11,452,554.42 is: 15,803,944.70
Step by Step Solution
- Step 1: Write the proportion equation
19,292,707.05 : 26,622,958.01 = 11,452,554.42 : x - Step 2: Convert to fraction form
19,292,707.05/26,622,958.01 = 11,452,554.42/x - Step 3: Cross multiply
19,292,707.05x = 26,622,958.01 × 11,452,554.42 - Step 4: Simplify right side
19,292,707.05x = 304,900,875,373,637.12 - Step 5: Solve for x
x = 304,900,875,373,637.12/19,292,707.05 - Step 6: Final answer
x = 15,803,944.70
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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.