Finding the Fourth Proportional to 37,443,465.20, 56,123,207.40 and 19,240,626.80
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Solution
The fourth proportional to 37,443,465.20, 56,123,207.40 and 19,240,626.80 is: 28,839,363.09
Step by Step Solution
- Step 1: Write the proportion equation
37,443,465.20 : 56,123,207.40 = 19,240,626.80 : x - Step 2: Convert to fraction form
37,443,465.20/56,123,207.40 = 19,240,626.80/x - Step 3: Cross multiply
37,443,465.20x = 56,123,207.40 × 19,240,626.80 - Step 4: Simplify right side
37,443,465.20x = 1,079,845,688,402,398.38 - Step 5: Solve for x
x = 1,079,845,688,402,398.38/37,443,465.20 - Step 6: Final answer
x = 28,839,363.09
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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.