Finding the Fourth Proportional to 7,961,282.56, 11,924,419.62 and 6,579,395.02
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Solution
The fourth proportional to 7,961,282.56, 11,924,419.62 and 6,579,395.02 is: 9,854,626.62
Step by Step Solution
- Step 1: Write the proportion equation
7,961,282.56 : 11,924,419.62 = 6,579,395.02 : x - Step 2: Convert to fraction form
7,961,282.56/11,924,419.62 = 6,579,395.02/x - Step 3: Cross multiply
7,961,282.56x = 11,924,419.62 × 6,579,395.02 - Step 4: Simplify right side
7,961,282.56x = 78,455,467,064,218.28 - Step 5: Solve for x
x = 78,455,467,064,218.28/7,961,282.56 - Step 6: Final answer
x = 9,854,626.62
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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.