Finding the Fourth Proportional to 15,081,162.80, 22,627,649.10 and 5,497,510.10
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Solution
The fourth proportional to 15,081,162.80, 22,627,649.10 and 5,497,510.10 is: 8,248,417.65
Step by Step Solution
- Step 1: Write the proportion equation
15,081,162.80 : 22,627,649.10 = 5,497,510.10 : x - Step 2: Convert to fraction form
15,081,162.80/22,627,649.10 = 5,497,510.10/x - Step 3: Cross multiply
15,081,162.80x = 22,627,649.10 × 5,497,510.10 - Step 4: Simplify right side
15,081,162.80x = 124,395,729,466,505.91 - Step 5: Solve for x
x = 124,395,729,466,505.91/15,081,162.80 - Step 6: Final answer
x = 8,248,417.65
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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.