Finding the Fourth Proportional to 23,303,782.24, 32,160,970.80 and 13,514,141.44
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Solution
The fourth proportional to 23,303,782.24, 32,160,970.80 and 13,514,141.44 is: 18,650,530.79
Step by Step Solution
- Step 1: Write the proportion equation
23,303,782.24 : 32,160,970.80 = 13,514,141.44 : x - Step 2: Convert to fraction form
23,303,782.24/32,160,970.80 = 13,514,141.44/x - Step 3: Cross multiply
23,303,782.24x = 32,160,970.80 × 13,514,141.44 - Step 4: Simplify right side
23,303,782.24x = 434,627,908,238,909.94 - Step 5: Solve for x
x = 434,627,908,238,909.94/23,303,782.24 - Step 6: Final answer
x = 18,650,530.79
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1.5x scale
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.