Finding the Fourth Proportional to 5,547,021.35, 7,654,742.53 and 3,099,652.49
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Solution
The fourth proportional to 5,547,021.35, 7,654,742.53 and 3,099,652.49 is: 4,277,438.34
Step by Step Solution
- Step 1: Write the proportion equation
5,547,021.35 : 7,654,742.53 = 3,099,652.49 : x - Step 2: Convert to fraction form
5,547,021.35/7,654,742.53 = 3,099,652.49/x - Step 3: Cross multiply
5,547,021.35x = 7,654,742.53 × 3,099,652.49 - Step 4: Simplify right side
5,547,021.35x = 23,727,041,754,811.12 - Step 5: Solve for x
x = 23,727,041,754,811.12/5,547,021.35 - Step 6: Final answer
x = 4,277,438.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.