Finding the Fourth Proportional to 14,235,746.50, 21,357,261.11 and 4,138,367.50
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Solution
The fourth proportional to 14,235,746.50, 21,357,261.11 and 4,138,367.50 is: 6,208,609.80
Step by Step Solution
- Step 1: Write the proportion equation
14,235,746.50 : 21,357,261.11 = 4,138,367.50 : x - Step 2: Convert to fraction form
14,235,746.50/21,357,261.11 = 4,138,367.50/x - Step 3: Cross multiply
14,235,746.50x = 21,357,261.11 × 4,138,367.50 - Step 4: Simplify right side
14,235,746.50x = 88,384,195,266,637.92 - Step 5: Solve for x
x = 88,384,195,266,637.92/14,235,746.50 - Step 6: Final answer
x = 6,208,609.80
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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.