Finding the Fourth Proportional to 26,986,929.36, 40,438,026.37 and 18,355,146.54
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Solution
The fourth proportional to 26,986,929.36, 40,438,026.37 and 18,355,146.54 is: 27,503,903.46
Step by Step Solution
- Step 1: Write the proportion equation
26,986,929.36 : 40,438,026.37 = 18,355,146.54 : x - Step 2: Convert to fraction form
26,986,929.36/40,438,026.37 = 18,355,146.54/x - Step 3: Cross multiply
26,986,929.36x = 40,438,026.37 × 18,355,146.54 - Step 4: Simplify right side
26,986,929.36x = 742,245,899,809,734.12 - Step 5: Solve for x
x = 742,245,899,809,734.12/26,986,929.36 - Step 6: Final answer
x = 27,503,903.46
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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.