Finding the Fourth Proportional to 26,932,895.79, 40,405,025.34 and 8,735,677.98
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Solution
The fourth proportional to 26,932,895.79, 40,405,025.34 and 8,735,677.98 is: 13,105,359.81
Step by Step Solution
- Step 1: Write the proportion equation
26,932,895.79 : 40,405,025.34 = 8,735,677.98 : x - Step 2: Convert to fraction form
26,932,895.79/40,405,025.34 = 8,735,677.98/x - Step 3: Cross multiply
26,932,895.79x = 40,405,025.34 × 8,735,677.98 - Step 4: Simplify right side
26,932,895.79x = 352,965,290,143,980.06 - Step 5: Solve for x
x = 352,965,290,143,980.06/26,932,895.79 - Step 6: Final answer
x = 13,105,359.81
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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.