Finding the Fourth Proportional to 14,167,854.26, 21,251,710.06 and 5,532,831.56
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Solution
The fourth proportional to 14,167,854.26, 21,251,710.06 and 5,532,831.56 is: 8,299,219.49
Step by Step Solution
- Step 1: Write the proportion equation
14,167,854.26 : 21,251,710.06 = 5,532,831.56 : x - Step 2: Convert to fraction form
14,167,854.26/21,251,710.06 = 5,532,831.56/x - Step 3: Cross multiply
14,167,854.26x = 21,251,710.06 × 5,532,831.56 - Step 4: Simplify right side
14,167,854.26x = 117,582,132,223,829.77 - Step 5: Solve for x
x = 117,582,132,223,829.77/14,167,854.26 - Step 6: Final answer
x = 8,299,219.49
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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.