Finding the Fourth Proportional to 14,410,879.98, 19,885,050.33 and 8,608,429.99
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Solution
The fourth proportional to 14,410,879.98, 19,885,050.33 and 8,608,429.99 is: 11,878,460.16
Step by Step Solution
- Step 1: Write the proportion equation
14,410,879.98 : 19,885,050.33 = 8,608,429.99 : x - Step 2: Convert to fraction form
14,410,879.98/19,885,050.33 = 8,608,429.99/x - Step 3: Cross multiply
14,410,879.98x = 19,885,050.33 × 8,608,429.99 - Step 4: Simplify right side
14,410,879.98x = 171,179,063,606,006.12 - Step 5: Solve for x
x = 171,179,063,606,006.12/14,410,879.98 - Step 6: Final answer
x = 11,878,460.16
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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.