Finding the Fourth Proportional to 9,605,844.96, 13,256,170.65 and 5,254,837.85
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Solution
The fourth proportional to 9,605,844.96, 13,256,170.65 and 5,254,837.85 is: 7,251,733.45
Step by Step Solution
- Step 1: Write the proportion equation
9,605,844.96 : 13,256,170.65 = 5,254,837.85 : x - Step 2: Convert to fraction form
9,605,844.96/13,256,170.65 = 5,254,837.85/x - Step 3: Cross multiply
9,605,844.96x = 13,256,170.65 × 5,254,837.85 - Step 4: Simplify right side
9,605,844.96x = 69,659,027,211,398.25 - Step 5: Solve for x
x = 69,659,027,211,398.25/9,605,844.96 - Step 6: Final answer
x = 7,251,733.45
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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.