Finding the Fourth Proportional to 11,374,511.76, 15,696,828 and 6,217,894.08
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Solution
The fourth proportional to 11,374,511.76, 15,696,828 and 6,217,894.08 is: 8,580,694.80
Step by Step Solution
- Step 1: Write the proportion equation
11,374,511.76 : 15,696,828 = 6,217,894.08 : x - Step 2: Convert to fraction form
11,374,511.76/15,696,828 = 6,217,894.08/x - Step 3: Cross multiply
11,374,511.76x = 15,696,828 × 6,217,894.08 - Step 4: Simplify right side
11,374,511.76x = 97,601,213,895,978.23 - Step 5: Solve for x
x = 97,601,213,895,978.23/11,374,511.76 - Step 6: Final answer
x = 8,580,694.80
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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.