Finding the Fourth Proportional to 23,452,203.78, 32,373,079.65 and 22,805,026.74
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Solution
The fourth proportional to 23,452,203.78, 32,373,079.65 and 22,805,026.74 is: 31,479,725.91
Step by Step Solution
- Step 1: Write the proportion equation
23,452,203.78 : 32,373,079.65 = 22,805,026.74 : x - Step 2: Convert to fraction form
23,452,203.78/32,373,079.65 = 22,805,026.74/x - Step 3: Cross multiply
23,452,203.78x = 32,373,079.65 × 22,805,026.74 - Step 4: Simplify right side
23,452,203.78x = 738,268,947,074,399.75 - Step 5: Solve for x
x = 738,268,947,074,399.75/23,452,203.78 - Step 6: Final answer
x = 31,479,725.91
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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.