Finding the Fourth Proportional to 7,488,519.36, 11,230,636.32 and 2,440,271.04
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Solution
The fourth proportional to 7,488,519.36, 11,230,636.32 and 2,440,271.04 is: 3,659,708.32
Step by Step Solution
- Step 1: Write the proportion equation
7,488,519.36 : 11,230,636.32 = 2,440,271.04 : x - Step 2: Convert to fraction form
7,488,519.36/11,230,636.32 = 2,440,271.04/x - Step 3: Cross multiply
7,488,519.36x = 11,230,636.32 × 2,440,271.04 - Step 4: Simplify right side
7,488,519.36x = 27,405,796,572,468.18 - Step 5: Solve for x
x = 27,405,796,572,468.18/7,488,519.36 - Step 6: Final answer
x = 3,659,708.32
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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.