Finding the Fourth Proportional to 8,646,010.56, 11,932,976.16 and 5,026,438.08
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Solution
The fourth proportional to 8,646,010.56, 11,932,976.16 and 5,026,438.08 is: 6,937,345.88
Step by Step Solution
- Step 1: Write the proportion equation
8,646,010.56 : 11,932,976.16 = 5,026,438.08 : x - Step 2: Convert to fraction form
8,646,010.56/11,932,976.16 = 5,026,438.08/x - Step 3: Cross multiply
8,646,010.56x = 11,932,976.16 × 5,026,438.08 - Step 4: Simplify right side
8,646,010.56x = 59,980,365,778,356.17 - Step 5: Solve for x
x = 59,980,365,778,356.17/8,646,010.56 - Step 6: Final answer
x = 6,937,345.88
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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.