Finding the Fourth Proportional to 36,943,691.12, 50,973,835.68 and 22,056,117.71
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Solution
The fourth proportional to 36,943,691.12, 50,973,835.68 and 22,056,117.71 is: 30,432,392.80
Step by Step Solution
- Step 1: Write the proportion equation
36,943,691.12 : 50,973,835.68 = 22,056,117.71 : x - Step 2: Convert to fraction form
36,943,691.12/50,973,835.68 = 22,056,117.71/x - Step 3: Cross multiply
36,943,691.12x = 50,973,835.68 × 22,056,117.71 - Step 4: Simplify right side
36,943,691.12x = 1,124,284,919,633,408.62 - Step 5: Solve for x
x = 1,124,284,919,633,408.62/36,943,691.12 - Step 6: Final answer
x = 30,432,392.80
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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.