Finding the Fourth Proportional to 26,615,704.19, 39,937,622.21 and 18,884,582.07
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Solution
The fourth proportional to 26,615,704.19, 39,937,622.21 and 18,884,582.07 is: 28,336,853.27
Step by Step Solution
- Step 1: Write the proportion equation
26,615,704.19 : 39,937,622.21 = 18,884,582.07 : x - Step 2: Convert to fraction form
26,615,704.19/39,937,622.21 = 18,884,582.07/x - Step 3: Cross multiply
26,615,704.19x = 39,937,622.21 × 18,884,582.07 - Step 4: Simplify right side
26,615,704.19x = 754,205,304,392,085.62 - Step 5: Solve for x
x = 754,205,304,392,085.62/26,615,704.19 - Step 6: Final answer
x = 28,336,853.27
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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.