Finding the Fourth Proportional to 12,454,903.13, 17,187,773.69 and 6,948,278
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Solution
The fourth proportional to 12,454,903.13, 17,187,773.69 and 6,948,278 is: 9,588,627.75
Step by Step Solution
- Step 1: Write the proportion equation
12,454,903.13 : 17,187,773.69 = 6,948,278 : x - Step 2: Convert to fraction form
12,454,903.13/17,187,773.69 = 6,948,278/x - Step 3: Cross multiply
12,454,903.13x = 17,187,773.69 × 6,948,278 - Step 4: Simplify right side
12,454,903.13x = 119,425,429,799,205.83 - Step 5: Solve for x
x = 119,425,429,799,205.83/12,454,903.13 - Step 6: Final answer
x = 9,588,627.75
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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.