Finding the Fourth Proportional to 9,999,373.68, 14,995,964.86 and 3,608,817.12
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Solution
The fourth proportional to 9,999,373.68, 14,995,964.86 and 3,608,817.12 is: 5,412,108.44
Step by Step Solution
- Step 1: Write the proportion equation
9,999,373.68 : 14,995,964.86 = 3,608,817.12 : x - Step 2: Convert to fraction form
9,999,373.68/14,995,964.86 = 3,608,817.12/x - Step 3: Cross multiply
9,999,373.68x = 14,995,964.86 × 3,608,817.12 - Step 4: Simplify right side
9,999,373.68x = 54,117,694,717,686.41 - Step 5: Solve for x
x = 54,117,694,717,686.41/9,999,373.68 - Step 6: Final answer
x = 5,412,108.44
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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.