Finding the Fourth Proportional to 55,893,909.96, 83,848,738.14 and 19,496,992.14
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Solution
The fourth proportional to 55,893,909.96, 83,848,738.14 and 19,496,992.14 is: 29,248,234.55
Step by Step Solution
- Step 1: Write the proportion equation
55,893,909.96 : 83,848,738.14 = 19,496,992.14 : x - Step 2: Convert to fraction form
55,893,909.96/83,848,738.14 = 19,496,992.14/x - Step 3: Cross multiply
55,893,909.96x = 83,848,738.14 × 19,496,992.14 - Step 4: Simplify right side
55,893,909.96x = 1,634,798,188,464,498.25 - Step 5: Solve for x
x = 1,634,798,188,464,498.25/55,893,909.96 - Step 6: Final answer
x = 29,248,234.55
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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.