Finding the Fourth Proportional to 8,908,993.99, 12,294,411.80 and 4,834,612.99
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Solution
The fourth proportional to 8,908,993.99, 12,294,411.80 and 4,834,612.99 is: 6,671,765.97
Step by Step Solution
- Step 1: Write the proportion equation
8,908,993.99 : 12,294,411.80 = 4,834,612.99 : x - Step 2: Convert to fraction form
8,908,993.99/12,294,411.80 = 4,834,612.99/x - Step 3: Cross multiply
8,908,993.99x = 12,294,411.80 × 4,834,612.99 - Step 4: Simplify right side
8,908,993.99x = 59,438,722,907,044.16 - Step 5: Solve for x
x = 59,438,722,907,044.16/8,908,993.99 - Step 6: Final answer
x = 6,671,765.97
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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.