Finding the Fourth Proportional to 7,605,929.07, 11,406,485.12 and 2,487,176.37
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Solution
The fourth proportional to 7,605,929.07, 11,406,485.12 and 2,487,176.37 is: 3,729,976.97
Step by Step Solution
- Step 1: Write the proportion equation
7,605,929.07 : 11,406,485.12 = 2,487,176.37 : x - Step 2: Convert to fraction form
7,605,929.07/11,406,485.12 = 2,487,176.37/x - Step 3: Cross multiply
7,605,929.07x = 11,406,485.12 × 2,487,176.37 - Step 4: Simplify right side
7,605,929.07x = 28,369,940,242,784.73 - Step 5: Solve for x
x = 28,369,940,242,784.73/7,605,929.07 - Step 6: Final answer
x = 3,729,976.97
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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.