Finding the Fourth Proportional to 8,168,072.08, 12,252,206.56 and 2,488,345.60
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Solution
The fourth proportional to 8,168,072.08, 12,252,206.56 and 2,488,345.60 is: 3,732,548.39
Step by Step Solution
- Step 1: Write the proportion equation
8,168,072.08 : 12,252,206.56 = 2,488,345.60 : x - Step 2: Convert to fraction form
8,168,072.08/12,252,206.56 = 2,488,345.60/x - Step 3: Cross multiply
8,168,072.08x = 12,252,206.56 × 2,488,345.60 - Step 4: Simplify right side
8,168,072.08x = 30,487,724,283,867.14 - Step 5: Solve for x
x = 30,487,724,283,867.14/8,168,072.08 - Step 6: Final answer
x = 3,732,548.39
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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.