Finding the Fourth Proportional to 65,116,124.21, 97,599,888.36 and 26,229,693.58
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Solution
The fourth proportional to 65,116,124.21, 97,599,888.36 and 26,229,693.58 is: 39,314,612.10
Step by Step Solution
- Step 1: Write the proportion equation
65,116,124.21 : 97,599,888.36 = 26,229,693.58 : x - Step 2: Convert to fraction form
65,116,124.21/97,599,888.36 = 26,229,693.58/x - Step 3: Cross multiply
65,116,124.21x = 97,599,888.36 × 26,229,693.58 - Step 4: Simplify right side
65,116,124.21x = 2,560,015,164,881,009 - Step 5: Solve for x
x = 2,560,015,164,881,009/65,116,124.21 - Step 6: Final answer
x = 39,314,612.10
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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.