Finding the Fourth Proportional to 10,231,597.96, 15,334,068.98 and 4,159,236.65
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Solution
The fourth proportional to 10,231,597.96, 15,334,068.98 and 4,159,236.65 is: 6,233,437.03
Step by Step Solution
- Step 1: Write the proportion equation
10,231,597.96 : 15,334,068.98 = 4,159,236.65 : x - Step 2: Convert to fraction form
10,231,597.96/15,334,068.98 = 4,159,236.65/x - Step 3: Cross multiply
10,231,597.96x = 15,334,068.98 × 4,159,236.65 - Step 4: Simplify right side
10,231,597.96x = 63,778,021,628,971.87 - Step 5: Solve for x
x = 63,778,021,628,971.87/10,231,597.96 - Step 6: Final answer
x = 6,233,437.03
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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.