Finding the Fourth Proportional to 49,726,277.22, 68,621,228.55 and 27,699,746.34
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Solution
The fourth proportional to 49,726,277.22, 68,621,228.55 and 27,699,746.34 is: 38,225,073.96
Step by Step Solution
- Step 1: Write the proportion equation
49,726,277.22 : 68,621,228.55 = 27,699,746.34 : x - Step 2: Convert to fraction form
49,726,277.22/68,621,228.55 = 27,699,746.34/x - Step 3: Cross multiply
49,726,277.22x = 68,621,228.55 × 27,699,746.34 - Step 4: Simplify right side
49,726,277.22x = 1,900,790,624,374,166 - Step 5: Solve for x
x = 1,900,790,624,374,166/49,726,277.22 - Step 6: Final answer
x = 38,225,073.96
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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.