Finding the Fourth Proportional to 13,866,243.36, 20,806,618.80 and 5,674,966.08
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Solution
The fourth proportional to 13,866,243.36, 20,806,618.80 and 5,674,966.08 is: 8,515,417.83
Step by Step Solution
- Step 1: Write the proportion equation
13,866,243.36 : 20,806,618.80 = 5,674,966.08 : x - Step 2: Convert to fraction form
13,866,243.36/20,806,618.80 = 5,674,966.08/x - Step 3: Cross multiply
13,866,243.36x = 20,806,618.80 × 5,674,966.08 - Step 4: Simplify right side
13,866,243.36x = 118,076,855,929,490.31 - Step 5: Solve for x
x = 118,076,855,929,490.31/13,866,243.36 - Step 6: Final answer
x = 8,515,417.83
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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.