Finding the Fourth Proportional to 17,956,688.80, 26,935,033.20 and 4,493,495.20
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Solution
The fourth proportional to 17,956,688.80, 26,935,033.20 and 4,493,495.20 is: 6,740,242.80
Step by Step Solution
- Step 1: Write the proportion equation
17,956,688.80 : 26,935,033.20 = 4,493,495.20 : x - Step 2: Convert to fraction form
17,956,688.80/26,935,033.20 = 4,493,495.20/x - Step 3: Cross multiply
17,956,688.80x = 26,935,033.20 × 4,493,495.20 - Step 4: Simplify right side
17,956,688.80x = 121,032,442,396,040.64 - Step 5: Solve for x
x = 121,032,442,396,040.64/17,956,688.80 - Step 6: Final answer
x = 6,740,242.80
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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.