Finding the Fourth Proportional to 7,461,962.10, 11,187,413.55 and 5,059,811.70
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Solution
The fourth proportional to 7,461,962.10, 11,187,413.55 and 5,059,811.70 is: 7,585,968.04
Step by Step Solution
- Step 1: Write the proportion equation
7,461,962.10 : 11,187,413.55 = 5,059,811.70 : x - Step 2: Convert to fraction form
7,461,962.10/11,187,413.55 = 5,059,811.70/x - Step 3: Cross multiply
7,461,962.10x = 11,187,413.55 × 5,059,811.70 - Step 4: Simplify right side
7,461,962.10x = 56,606,205,973,028.54 - Step 5: Solve for x
x = 56,606,205,973,028.54/7,461,962.10 - Step 6: Final answer
x = 7,585,968.04
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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.