Finding the Fourth Proportional to 13,275,435.79, 19,916,234.16 and 4,177,296.91
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Solution
The fourth proportional to 13,275,435.79, 19,916,234.16 and 4,177,296.91 is: 6,266,914.68
Step by Step Solution
- Step 1: Write the proportion equation
13,275,435.79 : 19,916,234.16 = 4,177,296.91 : x - Step 2: Convert to fraction form
13,275,435.79/19,916,234.16 = 4,177,296.91/x - Step 3: Cross multiply
13,275,435.79x = 19,916,234.16 × 4,177,296.91 - Step 4: Simplify right side
13,275,435.79x = 83,196,023,415,404.45 - Step 5: Solve for x
x = 83,196,023,415,404.45/13,275,435.79 - Step 6: Final answer
x = 6,266,914.68
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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.