Finding the Fourth Proportional to 7,440,607.19, 11,156,566.68 and 2,886,334.14
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Solution
The fourth proportional to 7,440,607.19, 11,156,566.68 and 2,886,334.14 is: 4,327,816.07
Step by Step Solution
- Step 1: Write the proportion equation
7,440,607.19 : 11,156,566.68 = 2,886,334.14 : x - Step 2: Convert to fraction form
7,440,607.19/11,156,566.68 = 2,886,334.14/x - Step 3: Cross multiply
7,440,607.19x = 11,156,566.68 × 2,886,334.14 - Step 4: Simplify right side
7,440,607.19x = 32,201,579,315,759.91 - Step 5: Solve for x
x = 32,201,579,315,759.91/7,440,607.19 - Step 6: Final answer
x = 4,327,816.07
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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.