Finding the Fourth Proportional to 10,850,937.93, 14,967,482.98 and 6,437,538.98
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Solution
The fourth proportional to 10,850,937.93, 14,967,482.98 and 6,437,538.98 is: 8,879,762.81
Step by Step Solution
- Step 1: Write the proportion equation
10,850,937.93 : 14,967,482.98 = 6,437,538.98 : x - Step 2: Convert to fraction form
10,850,937.93/14,967,482.98 = 6,437,538.98/x - Step 3: Cross multiply
10,850,937.93x = 14,967,482.98 × 6,437,538.98 - Step 4: Simplify right side
10,850,937.93x = 96,353,755,062,724 - Step 5: Solve for x
x = 96,353,755,062,724/10,850,937.93 - Step 6: Final answer
x = 8,879,762.81
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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.