Finding the Fourth Proportional to 11,877,564.40, 17,816,929.80 and 6,208,860.40
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Solution
The fourth proportional to 11,877,564.40, 17,816,929.80 and 6,208,860.40 is: 9,313,595.46
Step by Step Solution
- Step 1: Write the proportion equation
11,877,564.40 : 17,816,929.80 = 6,208,860.40 : x - Step 2: Convert to fraction form
11,877,564.40/17,816,929.80 = 6,208,860.40/x - Step 3: Cross multiply
11,877,564.40x = 17,816,929.80 × 6,208,860.40 - Step 4: Simplify right side
11,877,564.40x = 110,622,829,884,799.94 - Step 5: Solve for x
x = 110,622,829,884,799.94/11,877,564.40 - Step 6: Final answer
x = 9,313,595.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.