Finding the Fourth Proportional to 5,152,424.93, 7,110,068.85 and 2,860,437.99
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Solution
The fourth proportional to 5,152,424.93, 7,110,068.85 and 2,860,437.99 is: 3,947,250.34
Step by Step Solution
- Step 1: Write the proportion equation
5,152,424.93 : 7,110,068.85 = 2,860,437.99 : x - Step 2: Convert to fraction form
5,152,424.93/7,110,068.85 = 2,860,437.99/x - Step 3: Cross multiply
5,152,424.93x = 7,110,068.85 × 2,860,437.99 - Step 4: Simplify right side
5,152,424.93x = 20,337,911,050,055.61 - Step 5: Solve for x
x = 20,337,911,050,055.61/5,152,424.93 - Step 6: Final answer
x = 3,947,250.34
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1.5x scale
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.