Finding the Fourth Proportional to 6,115,072.56, 9,173,712.06 and 2,518,876.68
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Solution
The fourth proportional to 6,115,072.56, 9,173,712.06 and 2,518,876.68 is: 3,778,769.45
Step by Step Solution
- Step 1: Write the proportion equation
6,115,072.56 : 9,173,712.06 = 2,518,876.68 : x - Step 2: Convert to fraction form
6,115,072.56/9,173,712.06 = 2,518,876.68/x - Step 3: Cross multiply
6,115,072.56x = 9,173,712.06 × 2,518,876.68 - Step 4: Simplify right side
6,115,072.56x = 23,107,449,376,968.76 - Step 5: Solve for x
x = 23,107,449,376,968.76/6,115,072.56 - Step 6: Final answer
x = 3,778,769.45
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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.