Finding the Fourth Proportional to 16,430,848.79, 22,555,835.33 and 14,103,701.17
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Solution
The fourth proportional to 16,430,848.79, 22,555,835.33 and 14,103,701.17 is: 19,361,188.53
Step by Step Solution
- Step 1: Write the proportion equation
16,430,848.79 : 22,555,835.33 = 14,103,701.17 : x - Step 2: Convert to fraction form
16,430,848.79/22,555,835.33 = 14,103,701.17/x - Step 3: Cross multiply
16,430,848.79x = 22,555,835.33 × 14,103,701.17 - Step 4: Simplify right side
16,430,848.79x = 318,120,761,007,140.25 - Step 5: Solve for x
x = 318,120,761,007,140.25/16,430,848.79 - Step 6: Final answer
x = 19,361,188.53
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.