Finding the Fourth Proportional to 19,292,201.99, 26,622,549.86 and 10,919,392.07
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Solution
The fourth proportional to 19,292,201.99, 26,622,549.86 and 10,919,392.07 is: 15,068,371.15
Step by Step Solution
- Step 1: Write the proportion equation
19,292,201.99 : 26,622,549.86 = 10,919,392.07 : x - Step 2: Convert to fraction form
19,292,201.99/26,622,549.86 = 10,919,392.07/x - Step 3: Cross multiply
19,292,201.99x = 26,622,549.86 × 10,919,392.07 - Step 4: Simplify right side
19,292,201.99x = 290,702,059,824,463.62 - Step 5: Solve for x
x = 290,702,059,824,463.62/19,292,201.99 - Step 6: Final answer
x = 15,068,371.15
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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.