Finding the Fourth Proportional to 13,533,649.08, 18,677,425.61 and 7,732,306.26
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Solution
The fourth proportional to 13,533,649.08, 18,677,425.61 and 7,732,306.26 is: 10,671,148.20
Step by Step Solution
- Step 1: Write the proportion equation
13,533,649.08 : 18,677,425.61 = 7,732,306.26 : x - Step 2: Convert to fraction form
13,533,649.08/18,677,425.61 = 7,732,306.26/x - Step 3: Cross multiply
13,533,649.08x = 18,677,425.61 × 7,732,306.26 - Step 4: Simplify right side
13,533,649.08x = 144,419,574,964,887.31 - Step 5: Solve for x
x = 144,419,574,964,887.31/13,533,649.08 - Step 6: Final answer
x = 10,671,148.20
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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.