Finding the Fourth Proportional to 53,122,749.81, 79,623,679.59 and 32,327,322.76
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Solution
The fourth proportional to 53,122,749.81, 79,623,679.59 and 32,327,322.76 is: 48,454,200.86
Step by Step Solution
- Step 1: Write the proportion equation
53,122,749.81 : 79,623,679.59 = 32,327,322.76 : x - Step 2: Convert to fraction form
53,122,749.81/79,623,679.59 = 32,327,322.76/x - Step 3: Cross multiply
53,122,749.81x = 79,623,679.59 × 32,327,322.76 - Step 4: Simplify right side
53,122,749.81x = 2,574,020,389,544,284 - Step 5: Solve for x
x = 2,574,020,389,544,284/53,122,749.81 - Step 6: Final answer
x = 48,454,200.86
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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.