Finding the Fourth Proportional to 11,238,490.26, 16,850,908.98 and 4,406,879.10
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Solution
The fourth proportional to 11,238,490.26, 16,850,908.98 and 4,406,879.10 is: 6,607,641.85
Step by Step Solution
- Step 1: Write the proportion equation
11,238,490.26 : 16,850,908.98 = 4,406,879.10 : x - Step 2: Convert to fraction form
11,238,490.26/16,850,908.98 = 4,406,879.10/x - Step 3: Cross multiply
11,238,490.26x = 16,850,908.98 × 4,406,879.10 - Step 4: Simplify right side
11,238,490.26x = 74,259,918,599,964.31 - Step 5: Solve for x
x = 74,259,918,599,964.31/11,238,490.26 - Step 6: Final answer
x = 6,607,641.85
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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.