Finding the Fourth Proportional to 23,174,698.32, 31,979,593.08 and 14,472,348.12
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Solution
The fourth proportional to 23,174,698.32, 31,979,593.08 and 14,472,348.12 is: 19,970,909.54
Step by Step Solution
- Step 1: Write the proportion equation
23,174,698.32 : 31,979,593.08 = 14,472,348.12 : x - Step 2: Convert to fraction form
23,174,698.32/31,979,593.08 = 14,472,348.12/x - Step 3: Cross multiply
23,174,698.32x = 31,979,593.08 × 14,472,348.12 - Step 4: Simplify right side
23,174,698.32x = 462,819,803,789,702.94 - Step 5: Solve for x
x = 462,819,803,789,702.94/23,174,698.32 - Step 6: Final answer
x = 19,970,909.54
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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.