Finding the Fourth Proportional to 15,860,110.24, 21,885,591.60 and 8,795,905.84
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Solution
The fourth proportional to 15,860,110.24, 21,885,591.60 and 8,795,905.84 is: 12,137,595.52
Step by Step Solution
- Step 1: Write the proportion equation
15,860,110.24 : 21,885,591.60 = 8,795,905.84 : x - Step 2: Convert to fraction form
15,860,110.24/21,885,591.60 = 8,795,905.84/x - Step 3: Cross multiply
15,860,110.24x = 21,885,591.60 × 8,795,905.84 - Step 4: Simplify right side
15,860,110.24x = 192,503,602,966,294.97 - Step 5: Solve for x
x = 192,503,602,966,294.97/15,860,110.24 - Step 6: Final answer
x = 12,137,595.52
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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.