Finding the Fourth Proportional to 29,763,780.80, 44,622,962.84 and 13,578,413.00
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Solution
The fourth proportional to 29,763,780.80, 44,622,962.84 and 13,578,413.00 is: 20,357,259.81
Step by Step Solution
- Step 1: Write the proportion equation
29,763,780.80 : 44,622,962.84 = 13,578,413.00 : x - Step 2: Convert to fraction form
29,763,780.80/44,622,962.84 = 13,578,413.00/x - Step 3: Cross multiply
29,763,780.80x = 44,622,962.84 × 13,578,413.00 - Step 4: Simplify right side
29,763,780.80x = 605,909,018,536,004.12 - Step 5: Solve for x
x = 605,909,018,536,004.12/29,763,780.80 - Step 6: Final answer
x = 20,357,259.81
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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.