Finding the Fourth Proportional to 29,226,496.55, 40,332,643.74 and 16,174,655.51
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Solution
The fourth proportional to 29,226,496.55, 40,332,643.74 and 16,174,655.51 is: 22,321,068.05
Step by Step Solution
- Step 1: Write the proportion equation
29,226,496.55 : 40,332,643.74 = 16,174,655.51 : x - Step 2: Convert to fraction form
29,226,496.55/40,332,643.74 = 16,174,655.51/x - Step 3: Cross multiply
29,226,496.55x = 40,332,643.74 × 16,174,655.51 - Step 4: Simplify right side
29,226,496.55x = 652,366,618,100,394.88 - Step 5: Solve for x
x = 652,366,618,100,394.88/29,226,496.55 - Step 6: Final answer
x = 22,321,068.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.