Finding the Fourth Proportional to 11,509,743.96, 15,883,448.22 and 6,353,106.84
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Solution
The fourth proportional to 11,509,743.96, 15,883,448.22 and 6,353,106.84 is: 8,767,288.30
Step by Step Solution
- Step 1: Write the proportion equation
11,509,743.96 : 15,883,448.22 = 6,353,106.84 : x - Step 2: Convert to fraction form
11,509,743.96/15,883,448.22 = 6,353,106.84/x - Step 3: Cross multiply
11,509,743.96x = 15,883,448.22 × 6,353,106.84 - Step 4: Simplify right side
11,509,743.96x = 100,909,243,529,267.83 - Step 5: Solve for x
x = 100,909,243,529,267.83/11,509,743.96 - Step 6: Final answer
x = 8,767,288.30
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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.