Finding the Fourth Proportional to 53,168,662, 79,767,170.16 and 19,090,303.12
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Solution
The fourth proportional to 53,168,662, 79,767,170.16 and 19,090,303.12 is: 28,640,545.01
Step by Step Solution
- Step 1: Write the proportion equation
53,168,662 : 79,767,170.16 = 19,090,303.12 : x - Step 2: Convert to fraction form
53,168,662/79,767,170.16 = 19,090,303.12/x - Step 3: Cross multiply
53,168,662x = 79,767,170.16 × 19,090,303.12 - Step 4: Simplify right side
53,168,662x = 1,522,779,457,379,019 - Step 5: Solve for x
x = 1,522,779,457,379,019/53,168,662 - Step 6: Final answer
x = 28,640,545.01
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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.