Finding the Fourth Proportional to 68,554,852.99, 94,607,437.80 and 37,615,014.07
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Solution
The fourth proportional to 68,554,852.99, 94,607,437.80 and 37,615,014.07 is: 51,909,674.50
Step by Step Solution
- Step 1: Write the proportion equation
68,554,852.99 : 94,607,437.80 = 37,615,014.07 : x - Step 2: Convert to fraction form
68,554,852.99/94,607,437.80 = 37,615,014.07/x - Step 3: Cross multiply
68,554,852.99x = 94,607,437.80 × 37,615,014.07 - Step 4: Simplify right side
68,554,852.99x = 3,558,660,103,973,650 - Step 5: Solve for x
x = 3,558,660,103,973,650/68,554,852.99 - Step 6: Final answer
x = 51,909,674.50
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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.