Finding the Fourth Proportional to 26,751,945.48, 36,917,901.60 and 14,528,889.96
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Solution
The fourth proportional to 26,751,945.48, 36,917,901.60 and 14,528,889.96 is: 20,049,985.91
Step by Step Solution
- Step 1: Write the proportion equation
26,751,945.48 : 36,917,901.60 = 14,528,889.96 : x - Step 2: Convert to fraction form
26,751,945.48/36,917,901.60 = 14,528,889.96/x - Step 3: Cross multiply
26,751,945.48x = 36,917,901.60 × 14,528,889.96 - Step 4: Simplify right side
26,751,945.48x = 536,376,129,900,508 - Step 5: Solve for x
x = 536,376,129,900,508/26,751,945.48 - Step 6: Final answer
x = 20,049,985.91
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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.