Finding the Fourth Proportional to 28,860,272.24, 39,816,094.84 and 16,471,054.04
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Solution
The fourth proportional to 28,860,272.24, 39,816,094.84 and 16,471,054.04 is: 22,723,730.54
Step by Step Solution
- Step 1: Write the proportion equation
28,860,272.24 : 39,816,094.84 = 16,471,054.04 : x - Step 2: Convert to fraction form
28,860,272.24/39,816,094.84 = 16,471,054.04/x - Step 3: Cross multiply
28,860,272.24x = 39,816,094.84 × 16,471,054.04 - Step 4: Simplify right side
28,860,272.24x = 655,813,049,771,405.12 - Step 5: Solve for x
x = 655,813,049,771,405.12/28,860,272.24 - Step 6: Final answer
x = 22,723,730.54
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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.