Finding the Fourth Proportional to 16,141,413.95, 22,283,103.80 and 11,183,614.80
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Solution
The fourth proportional to 16,141,413.95, 22,283,103.80 and 11,183,614.80 is: 15,438,898.37
Step by Step Solution
- Step 1: Write the proportion equation
16,141,413.95 : 22,283,103.80 = 11,183,614.80 : x - Step 2: Convert to fraction form
16,141,413.95/22,283,103.80 = 11,183,614.80/x - Step 3: Cross multiply
16,141,413.95x = 22,283,103.80 × 11,183,614.80 - Step 4: Simplify right side
16,141,413.95x = 249,205,649,391,698.19 - Step 5: Solve for x
x = 249,205,649,391,698.19/16,141,413.95 - Step 6: Final answer
x = 15,438,898.37
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1.5x scale
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.