Finding the Fourth Proportional to 94,840,413.42, 130,878,067.59 and 53,586,420.06
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Solution
The fourth proportional to 94,840,413.42, 130,878,067.59 and 53,586,420.06 is: 73,948,297.50
Step by Step Solution
- Step 1: Write the proportion equation
94,840,413.42 : 130,878,067.59 = 53,586,420.06 : x - Step 2: Convert to fraction form
94,840,413.42/130,878,067.59 = 53,586,420.06/x - Step 3: Cross multiply
94,840,413.42x = 130,878,067.59 × 53,586,420.06 - Step 4: Simplify right side
94,840,413.42x = 7,013,287,106,518,812 - Step 5: Solve for x
x = 7,013,287,106,518,812/94,840,413.42 - Step 6: Final answer
x = 73,948,297.50
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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.