Finding the Fourth Proportional to 6,937,031.84, 10,406,540.07 and 2,145,090.65
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Solution
The fourth proportional to 6,937,031.84, 10,406,540.07 and 2,145,090.65 is: 3,217,942.82
Step by Step Solution
- Step 1: Write the proportion equation
6,937,031.84 : 10,406,540.07 = 2,145,090.65 : x - Step 2: Convert to fraction form
6,937,031.84/10,406,540.07 = 2,145,090.65/x - Step 3: Cross multiply
6,937,031.84x = 10,406,540.07 × 2,145,090.65 - Step 4: Simplify right side
6,937,031.84x = 22,322,971,750,974.64 - Step 5: Solve for x
x = 22,322,971,750,974.64/6,937,031.84 - Step 6: Final answer
x = 3,217,942.82
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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.