Finding the Fourth Proportional to 68,554,854.99, 94,607,440.56 and 37,615,016.07
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Solution
The fourth proportional to 68,554,854.99, 94,607,440.56 and 37,615,016.07 is: 51,909,677.26
Step by Step Solution
- Step 1: Write the proportion equation
68,554,854.99 : 94,607,440.56 = 37,615,016.07 : x - Step 2: Convert to fraction form
68,554,854.99/94,607,440.56 = 37,615,016.07/x - Step 3: Cross multiply
68,554,854.99x = 94,607,440.56 × 37,615,016.07 - Step 4: Simplify right side
68,554,854.99x = 3,558,660,397,005,970 - Step 5: Solve for x
x = 3,558,660,397,005,970/68,554,854.99 - Step 6: Final answer
x = 51,909,677.26
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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.