Finding the Fourth Proportional to 49,549,462, 68,378,257.56 and 27,819,896.56
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Solution
The fourth proportional to 49,549,462, 68,378,257.56 and 27,819,896.56 is: 38,391,457.25
Step by Step Solution
- Step 1: Write the proportion equation
49,549,462 : 68,378,257.56 = 27,819,896.56 : x - Step 2: Convert to fraction form
49,549,462/68,378,257.56 = 27,819,896.56/x - Step 3: Cross multiply
49,549,462x = 68,378,257.56 × 27,819,896.56 - Step 4: Simplify right side
49,549,462x = 1,902,276,052,272,238 - Step 5: Solve for x
x = 1,902,276,052,272,238/49,549,462 - Step 6: Final answer
x = 38,391,457.25
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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.