Finding the Fourth Proportional to 17,392,106.97, 25,971,040.73 and 14,203,558.17
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Solution
The fourth proportional to 17,392,106.97, 25,971,040.73 and 14,203,558.17 is: 21,209,689.45
Step by Step Solution
- Step 1: Write the proportion equation
17,392,106.97 : 25,971,040.73 = 14,203,558.17 : x - Step 2: Convert to fraction form
17,392,106.97/25,971,040.73 = 14,203,558.17/x - Step 3: Cross multiply
17,392,106.97x = 25,971,040.73 × 14,203,558.17 - Step 4: Simplify right side
17,392,106.97x = 368,881,187,779,503.19 - Step 5: Solve for x
x = 368,881,187,779,503.19/17,392,106.97 - Step 6: Final answer
x = 21,209,689.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.