Finding the Fourth Proportional to 13,432,054.08, 20,152,034.12 and 4,333,980.99
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Solution
The fourth proportional to 13,432,054.08, 20,152,034.12 and 4,333,980.99 is: 6,502,246.96
Step by Step Solution
- Step 1: Write the proportion equation
13,432,054.08 : 20,152,034.12 = 4,333,980.99 : x - Step 2: Convert to fraction form
13,432,054.08/20,152,034.12 = 4,333,980.99/x - Step 3: Cross multiply
13,432,054.08x = 20,152,034.12 × 4,333,980.99 - Step 4: Simplify right side
13,432,054.08x = 87,338,532,785,911.39 - Step 5: Solve for x
x = 87,338,532,785,911.39/13,432,054.08 - Step 6: Final answer
x = 6,502,246.96
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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.