Finding the Fourth Proportional to 11,852,566.40, 17,778,849.60 and 8,866,582.40
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Solution
The fourth proportional to 11,852,566.40, 17,778,849.60 and 8,866,582.40 is: 13,299,873.60
Step by Step Solution
- Step 1: Write the proportion equation
11,852,566.40 : 17,778,849.60 = 8,866,582.40 : x - Step 2: Convert to fraction form
11,852,566.40/17,778,849.60 = 8,866,582.40/x - Step 3: Cross multiply
11,852,566.40x = 17,778,849.60 × 8,866,582.40 - Step 4: Simplify right side
11,852,566.40x = 157,637,634,955,607.06 - Step 5: Solve for x
x = 157,637,634,955,607.06/11,852,566.40 - Step 6: Final answer
x = 13,299,873.60
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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.