Finding the Fourth Proportional to 55,353,631.23, 82,998,323.83 and 26,207,225.53
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Solution
The fourth proportional to 55,353,631.23, 82,998,323.83 and 26,207,225.53 is: 39,295,629.63
Step by Step Solution
- Step 1: Write the proportion equation
55,353,631.23 : 82,998,323.83 = 26,207,225.53 : x - Step 2: Convert to fraction form
55,353,631.23/82,998,323.83 = 26,207,225.53/x - Step 3: Cross multiply
55,353,631.23x = 82,998,323.83 × 26,207,225.53 - Step 4: Simplify right side
55,353,631.23x = 2,175,155,791,224,783.50 - Step 5: Solve for x
x = 2,175,155,791,224,783.50/55,353,631.23 - Step 6: Final answer
x = 39,295,629.63
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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.