Finding the Fourth Proportional to 27,156,701.30, 40,782,291.15 and 14,402,117.30
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Solution
The fourth proportional to 27,156,701.30, 40,782,291.15 and 14,402,117.30 is: 21,628,228.50
Step by Step Solution
- Step 1: Write the proportion equation
27,156,701.30 : 40,782,291.15 = 14,402,117.30 : x - Step 2: Convert to fraction form
27,156,701.30/40,782,291.15 = 14,402,117.30/x - Step 3: Cross multiply
27,156,701.30x = 40,782,291.15 × 14,402,117.30 - Step 4: Simplify right side
27,156,701.30x = 587,351,340,905,051.88 - Step 5: Solve for x
x = 587,351,340,905,051.88/27,156,701.30 - Step 6: Final answer
x = 21,628,228.50
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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.