Finding the Fourth Proportional to 7,672,354.08, 10,587,094.84 and 4,234,373.07
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Solution
The fourth proportional to 7,672,354.08, 10,587,094.84 and 4,234,373.07 is: 5,843,018.82
Step by Step Solution
- Step 1: Write the proportion equation
7,672,354.08 : 10,587,094.84 = 4,234,373.07 : x - Step 2: Convert to fraction form
7,672,354.08/10,587,094.84 = 4,234,373.07/x - Step 3: Cross multiply
7,672,354.08x = 10,587,094.84 × 4,234,373.07 - Step 4: Simplify right side
7,672,354.08x = 44,829,709,280,031.96 - Step 5: Solve for x
x = 44,829,709,280,031.96/7,672,354.08 - Step 6: Final answer
x = 5,843,018.82
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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.