Finding the Fourth Proportional to 11,645,294.28, 16,070,291.82 and 6,488,544.84
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Solution
The fourth proportional to 11,645,294.28, 16,070,291.82 and 6,488,544.84 is: 8,954,072.48
Step by Step Solution
- Step 1: Write the proportion equation
11,645,294.28 : 16,070,291.82 = 6,488,544.84 : x - Step 2: Convert to fraction form
11,645,294.28/16,070,291.82 = 6,488,544.84/x - Step 3: Cross multiply
11,645,294.28x = 16,070,291.82 × 6,488,544.84 - Step 4: Simplify right side
11,645,294.28x = 104,272,809,065,955.20 - Step 5: Solve for x
x = 104,272,809,065,955.20/11,645,294.28 - Step 6: Final answer
x = 8,954,072.48
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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.