Finding the Fourth Proportional to 11,590,040.16, 15,993,455.04 and 6,432,995.88
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Solution
The fourth proportional to 11,590,040.16, 15,993,455.04 and 6,432,995.88 is: 8,877,090.07
Step by Step Solution
- Step 1: Write the proportion equation
11,590,040.16 : 15,993,455.04 = 6,432,995.88 : x - Step 2: Convert to fraction form
11,590,040.16/15,993,455.04 = 6,432,995.88/x - Step 3: Cross multiply
11,590,040.16x = 15,993,455.04 × 6,432,995.88 - Step 4: Simplify right side
11,590,040.16x = 102,885,830,379,285.23 - Step 5: Solve for x
x = 102,885,830,379,285.23/11,590,040.16 - Step 6: Final answer
x = 8,877,090.07
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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.