Finding the Fourth Proportional to 18,546,068.34, 27,799,468.40 and 6,238,315.17
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Solution
The fourth proportional to 18,546,068.34, 27,799,468.40 and 6,238,315.17 is: 9,350,868.46
Step by Step Solution
- Step 1: Write the proportion equation
18,546,068.34 : 27,799,468.40 = 6,238,315.17 : x - Step 2: Convert to fraction form
18,546,068.34/27,799,468.40 = 6,238,315.17/x - Step 3: Cross multiply
18,546,068.34x = 27,799,468.40 × 6,238,315.17 - Step 4: Simplify right side
18,546,068.34x = 173,421,845,453,251.41 - Step 5: Solve for x
x = 173,421,845,453,251.41/18,546,068.34 - Step 6: Final answer
x = 9,350,868.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.