Finding the Fourth Proportional to 7,723,731.06, 11,587,257.70 and 2,606,287.94
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Solution
The fourth proportional to 7,723,731.06, 11,587,257.70 and 2,606,287.94 is: 3,909,992.43
Step by Step Solution
- Step 1: Write the proportion equation
7,723,731.06 : 11,587,257.70 = 2,606,287.94 : x - Step 2: Convert to fraction form
7,723,731.06/11,587,257.70 = 2,606,287.94/x - Step 3: Cross multiply
7,723,731.06x = 11,587,257.70 × 2,606,287.94 - Step 4: Simplify right side
7,723,731.06x = 30,199,730,001,182.14 - Step 5: Solve for x
x = 30,199,730,001,182.14/7,723,731.06 - Step 6: Final answer
x = 3,909,992.43
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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.