Finding the Fourth Proportional to 8,838,410.99, 13,260,854.96 and 3,722,128.84
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Solution
The fourth proportional to 8,838,410.99, 13,260,854.96 and 3,722,128.84 is: 5,584,557.09
Step by Step Solution
- Step 1: Write the proportion equation
8,838,410.99 : 13,260,854.96 = 3,722,128.84 : x - Step 2: Convert to fraction form
8,838,410.99/13,260,854.96 = 3,722,128.84/x - Step 3: Cross multiply
8,838,410.99x = 13,260,854.96 × 3,722,128.84 - Step 4: Simplify right side
8,838,410.99x = 49,358,610,701,596.45 - Step 5: Solve for x
x = 49,358,610,701,596.45/8,838,410.99 - Step 6: Final answer
x = 5,584,557.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.