Finding the Fourth Proportional to 83,349,339.08, 115,022,087.92 and 46,679,910.08
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Solution
The fourth proportional to 83,349,339.08, 115,022,087.92 and 46,679,910.08 is: 64,418,275.90
Step by Step Solution
- Step 1: Write the proportion equation
83,349,339.08 : 115,022,087.92 = 46,679,910.08 : x - Step 2: Convert to fraction form
83,349,339.08/115,022,087.92 = 46,679,910.08/x - Step 3: Cross multiply
83,349,339.08x = 115,022,087.92 × 46,679,910.08 - Step 4: Simplify right side
83,349,339.08x = 5,369,220,721,319,454 - Step 5: Solve for x
x = 5,369,220,721,319,454/83,349,339.08 - Step 6: Final answer
x = 64,418,275.90
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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.