Finding the Fourth Proportional to 38,803,413.60, 58,129,511.76 and 23,619,684.96
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Solution
The fourth proportional to 38,803,413.60, 58,129,511.76 and 23,619,684.96 is: 35,383,504.37
Step by Step Solution
- Step 1: Write the proportion equation
38,803,413.60 : 58,129,511.76 = 23,619,684.96 : x - Step 2: Convert to fraction form
38,803,413.60/58,129,511.76 = 23,619,684.96/x - Step 3: Cross multiply
38,803,413.60x = 58,129,511.76 × 23,619,684.96 - Step 4: Simplify right side
38,803,413.60x = 1,373,000,754,649,815.25 - Step 5: Solve for x
x = 1,373,000,754,649,815.25/38,803,413.60 - Step 6: Final answer
x = 35,383,504.37
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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.