Finding the Fourth Proportional to 47,531,182.13, 71,288,345.36 and 21,617,413.66
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Solution
The fourth proportional to 47,531,182.13, 71,288,345.36 and 21,617,413.66 is: 32,422,287.46
Step by Step Solution
- Step 1: Write the proportion equation
47,531,182.13 : 71,288,345.36 = 21,617,413.66 : x - Step 2: Convert to fraction form
47,531,182.13/71,288,345.36 = 21,617,413.66/x - Step 3: Cross multiply
47,531,182.13x = 71,288,345.36 × 21,617,413.66 - Step 4: Simplify right side
47,531,182.13x = 1,541,069,650,319,533 - Step 5: Solve for x
x = 1,541,069,650,319,533/47,531,182.13 - Step 6: Final answer
x = 32,422,287.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.