Finding the Fourth Proportional to 5,877,178.06, 8,110,060.62 and 3,298,360.78
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Solution
The fourth proportional to 5,877,178.06, 8,110,060.62 and 3,298,360.78 is: 4,551,488.08
Step by Step Solution
- Step 1: Write the proportion equation
5,877,178.06 : 8,110,060.62 = 3,298,360.78 : x - Step 2: Convert to fraction form
5,877,178.06/8,110,060.62 = 3,298,360.78/x - Step 3: Cross multiply
5,877,178.06x = 8,110,060.62 × 3,298,360.78 - Step 4: Simplify right side
5,877,178.06x = 26,749,905,872,430.48 - Step 5: Solve for x
x = 26,749,905,872,430.48/5,877,178.06 - Step 6: Final answer
x = 4,551,488.08
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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.