Finding the Fourth Proportional to 7,869,661.22, 10,860,154.98 and 4,562,598.14
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Solution
The fourth proportional to 7,869,661.22, 10,860,154.98 and 4,562,598.14 is: 6,296,398.48
Step by Step Solution
- Step 1: Write the proportion equation
7,869,661.22 : 10,860,154.98 = 4,562,598.14 : x - Step 2: Convert to fraction form
7,869,661.22/10,860,154.98 = 4,562,598.14/x - Step 3: Cross multiply
7,869,661.22x = 10,860,154.98 × 4,562,598.14 - Step 4: Simplify right side
7,869,661.22x = 49,550,522,911,859.73 - Step 5: Solve for x
x = 49,550,522,911,859.73/7,869,661.22 - Step 6: Final answer
x = 6,296,398.48
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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.