Finding the Fourth Proportional to 37,161,370.40, 55,720,360.56 and 14,415,689.12
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Solution
The fourth proportional to 37,161,370.40, 55,720,360.56 and 14,415,689.12 is: 21,615,117.71
Step by Step Solution
- Step 1: Write the proportion equation
37,161,370.40 : 55,720,360.56 = 14,415,689.12 : x - Step 2: Convert to fraction form
37,161,370.40/55,720,360.56 = 14,415,689.12/x - Step 3: Cross multiply
37,161,370.40x = 55,720,360.56 × 14,415,689.12 - Step 4: Simplify right side
37,161,370.40x = 803,247,395,487,269.12 - Step 5: Solve for x
x = 803,247,395,487,269.12/37,161,370.40 - Step 6: Final answer
x = 21,615,117.71
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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.