Finding the Fourth Proportional to 38,804,976.77, 58,190,567.47 and 11,132,789.09
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Solution
The fourth proportional to 38,804,976.77, 58,190,567.47 and 11,132,789.09 is: 16,694,335.84
Step by Step Solution
- Step 1: Write the proportion equation
38,804,976.77 : 58,190,567.47 = 11,132,789.09 : x - Step 2: Convert to fraction form
38,804,976.77/58,190,567.47 = 11,132,789.09/x - Step 3: Cross multiply
38,804,976.77x = 58,190,567.47 × 11,132,789.09 - Step 4: Simplify right side
38,804,976.77x = 647,823,314,352,140.12 - Step 5: Solve for x
x = 647,823,314,352,140.12/38,804,976.77 - Step 6: Final answer
x = 16,694,335.84
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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.