Finding the Fourth Proportional to 17,655,415.14, 26,468,829.42 and 5,518,629.48
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Solution
The fourth proportional to 17,655,415.14, 26,468,829.42 and 5,518,629.48 is: 8,273,476.50
Step by Step Solution
- Step 1: Write the proportion equation
17,655,415.14 : 26,468,829.42 = 5,518,629.48 : x - Step 2: Convert to fraction form
17,655,415.14/26,468,829.42 = 5,518,629.48/x - Step 3: Cross multiply
17,655,415.14x = 26,468,829.42 × 5,518,629.48 - Step 4: Simplify right side
17,655,415.14x = 146,071,662,338,303.31 - Step 5: Solve for x
x = 146,071,662,338,303.31/17,655,415.14 - Step 6: Final answer
x = 8,273,476.50
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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.