Finding the Fourth Proportional to 10,546,873.98, 15,788,791.12 and 6,379,664.52
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Solution
The fourth proportional to 10,546,873.98, 15,788,791.12 and 6,379,664.52 is: 9,550,430.83
Step by Step Solution
- Step 1: Write the proportion equation
10,546,873.98 : 15,788,791.12 = 6,379,664.52 : x - Step 2: Convert to fraction form
10,546,873.98/15,788,791.12 = 6,379,664.52/x - Step 3: Cross multiply
10,546,873.98x = 15,788,791.12 × 6,379,664.52 - Step 4: Simplify right side
10,546,873.98x = 100,727,190,461,897.44 - Step 5: Solve for x
x = 100,727,190,461,897.44/10,546,873.98 - Step 6: Final answer
x = 9,550,430.83
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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.