Finding the Fourth Proportional to 39,342,574.11, 54,302,484.21 and 26,804,377.36
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Solution
The fourth proportional to 39,342,574.11, 54,302,484.21 and 26,804,377.36 is: 36,996,671.19
Step by Step Solution
- Step 1: Write the proportion equation
39,342,574.11 : 54,302,484.21 = 26,804,377.36 : x - Step 2: Convert to fraction form
39,342,574.11/54,302,484.21 = 26,804,377.36/x - Step 3: Cross multiply
39,342,574.11x = 54,302,484.21 × 26,804,377.36 - Step 4: Simplify right side
39,342,574.11x = 1,455,544,278,317,643 - Step 5: Solve for x
x = 1,455,544,278,317,643/39,342,574.11 - Step 6: Final answer
x = 36,996,671.19
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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.