Finding the Fourth Proportional to 8,071,721.47, 12,101,188.24 and 4,026,126.84
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Solution
The fourth proportional to 8,071,721.47, 12,101,188.24 and 4,026,126.84 is: 6,036,000.99
Step by Step Solution
- Step 1: Write the proportion equation
8,071,721.47 : 12,101,188.24 = 4,026,126.84 : x - Step 2: Convert to fraction form
8,071,721.47/12,101,188.24 = 4,026,126.84/x - Step 3: Cross multiply
8,071,721.47x = 12,101,188.24 × 4,026,126.84 - Step 4: Simplify right side
8,071,721.47x = 48,720,918,768,956.36 - Step 5: Solve for x
x = 48,720,918,768,956.36/8,071,721.47 - Step 6: Final answer
x = 6,036,000.99
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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.