Finding the Fourth Proportional to 7,767,348.14, 11,650,602.80 and 2,375,999.18
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Solution
The fourth proportional to 7,767,348.14, 11,650,602.80 and 2,375,999.18 is: 3,563,870.47
Step by Step Solution
- Step 1: Write the proportion equation
7,767,348.14 : 11,650,602.80 = 2,375,999.18 : x - Step 2: Convert to fraction form
7,767,348.14/11,650,602.80 = 2,375,999.18/x - Step 3: Cross multiply
7,767,348.14x = 11,650,602.80 × 2,375,999.18 - Step 4: Simplify right side
7,767,348.14x = 27,681,822,687,425.71 - Step 5: Solve for x
x = 27,681,822,687,425.71/7,767,348.14 - Step 6: Final answer
x = 3,563,870.47
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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.