Finding the Fourth Proportional to 26,309,469.15, 36,307,301.96 and 14,549,528.70
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Solution
The fourth proportional to 26,309,469.15, 36,307,301.96 and 14,549,528.70 is: 20,078,479.31
Step by Step Solution
- Step 1: Write the proportion equation
26,309,469.15 : 36,307,301.96 = 14,549,528.70 : x - Step 2: Convert to fraction form
26,309,469.15/36,307,301.96 = 14,549,528.70/x - Step 3: Cross multiply
26,309,469.15x = 36,307,301.96 × 14,549,528.70 - Step 4: Simplify right side
26,309,469.15x = 528,254,131,886,586.25 - Step 5: Solve for x
x = 528,254,131,886,586.25/26,309,469.15 - Step 6: Final answer
x = 20,078,479.31
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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.