Finding the Fourth Proportional to 43,535,108.16, 65,312,110.08 and 13,242,183.84
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Solution
The fourth proportional to 43,535,108.16, 65,312,110.08 and 13,242,183.84 is: 19,866,149.53
Step by Step Solution
- Step 1: Write the proportion equation
43,535,108.16 : 65,312,110.08 = 13,242,183.84 : x - Step 2: Convert to fraction form
43,535,108.16/65,312,110.08 = 13,242,183.84/x - Step 3: Cross multiply
43,535,108.16x = 65,312,110.08 × 13,242,183.84 - Step 4: Simplify right side
43,535,108.16x = 864,874,968,657,677.12 - Step 5: Solve for x
x = 864,874,968,657,677.12/43,535,108.16 - Step 6: Final answer
x = 19,866,149.53
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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.