Finding the Fourth Proportional to 55,361,345.68, 76,383,316.08 and 31,838,600.08
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Solution
The fourth proportional to 55,361,345.68, 76,383,316.08 and 31,838,600.08 is: 43,928,445.44
Step by Step Solution
- Step 1: Write the proportion equation
55,361,345.68 : 76,383,316.08 = 31,838,600.08 : x - Step 2: Convert to fraction form
55,361,345.68/76,383,316.08 = 31,838,600.08/x - Step 3: Cross multiply
55,361,345.68x = 76,383,316.08 × 31,838,600.08 - Step 4: Simplify right side
55,361,345.68x = 2,431,937,853,455,353 - Step 5: Solve for x
x = 2,431,937,853,455,353/55,361,345.68 - Step 6: Final answer
x = 43,928,445.44
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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.