Finding the Fourth Proportional to 13,165,324.74, 19,740,886.25 and 5,972,934.60
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Solution
The fourth proportional to 13,165,324.74, 19,740,886.25 and 5,972,934.60 is: 8,956,180.33
Step by Step Solution
- Step 1: Write the proportion equation
13,165,324.74 : 19,740,886.25 = 5,972,934.60 : x - Step 2: Convert to fraction form
13,165,324.74/19,740,886.25 = 5,972,934.60/x - Step 3: Cross multiply
13,165,324.74x = 19,740,886.25 × 5,972,934.60 - Step 4: Simplify right side
13,165,324.74x = 117,911,022,487,424.58 - Step 5: Solve for x
x = 117,911,022,487,424.58/13,165,324.74 - Step 6: Final answer
x = 8,956,180.33
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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.