Finding the Fourth Proportional to 7,971,219.54, 11,958,726.51 and 2,579,869.98
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Solution
The fourth proportional to 7,971,219.54, 11,958,726.51 and 2,579,869.98 is: 3,870,419.00
Step by Step Solution
- Step 1: Write the proportion equation
7,971,219.54 : 11,958,726.51 = 2,579,869.98 : x - Step 2: Convert to fraction form
7,971,219.54/11,958,726.51 = 2,579,869.98/x - Step 3: Cross multiply
7,971,219.54x = 11,958,726.51 × 2,579,869.98 - Step 4: Simplify right side
7,971,219.54x = 30,851,959,522,179.17 - Step 5: Solve for x
x = 30,851,959,522,179.17/7,971,219.54 - Step 6: Final answer
x = 3,870,419.00
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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.