Finding the Fourth Proportional to 58,979,374.09, 88,468,984.99 and 15,848,578.06
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Solution
The fourth proportional to 58,979,374.09, 88,468,984.99 and 15,848,578.06 is: 23,772,846.63
Step by Step Solution
- Step 1: Write the proportion equation
58,979,374.09 : 88,468,984.99 = 15,848,578.06 : x - Step 2: Convert to fraction form
58,979,374.09/88,468,984.99 = 15,848,578.06/x - Step 3: Cross multiply
58,979,374.09x = 88,468,984.99 × 15,848,578.06 - Step 4: Simplify right side
58,979,374.09x = 1,402,107,614,502,983.25 - Step 5: Solve for x
x = 1,402,107,614,502,983.25/58,979,374.09 - Step 6: Final answer
x = 23,772,846.63
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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.