Finding the Fourth Proportional to 26,669,686.20, 36,804,343.62 and 14,446,543.08
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Solution
The fourth proportional to 26,669,686.20, 36,804,343.62 and 14,446,543.08 is: 19,936,325.15
Step by Step Solution
- Step 1: Write the proportion equation
26,669,686.20 : 36,804,343.62 = 14,446,543.08 : x - Step 2: Convert to fraction form
26,669,686.20/36,804,343.62 = 14,446,543.08/x - Step 3: Cross multiply
26,669,686.20x = 36,804,343.62 × 14,446,543.08 - Step 4: Simplify right side
26,669,686.20x = 531,695,535,637,453.12 - Step 5: Solve for x
x = 531,695,535,637,453.12/26,669,686.20 - Step 6: Final answer
x = 19,936,325.15
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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.