Finding the Fourth Proportional to 10,010,663.92, 13,814,184.16 and 5,659,490.08
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Solution
The fourth proportional to 10,010,663.92, 13,814,184.16 and 5,659,490.08 is: 7,809,795.52
Step by Step Solution
- Step 1: Write the proportion equation
10,010,663.92 : 13,814,184.16 = 5,659,490.08 : x - Step 2: Convert to fraction form
10,010,663.92/13,814,184.16 = 5,659,490.08/x - Step 3: Cross multiply
10,010,663.92x = 13,814,184.16 × 5,659,490.08 - Step 4: Simplify right side
10,010,663.92x = 78,181,238,216,813.14 - Step 5: Solve for x
x = 78,181,238,216,813.14/10,010,663.92 - Step 6: Final answer
x = 7,809,795.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.