Finding the Fourth Proportional to 13,228,271.10, 19,842,399.36 and 4,131,148.14
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Solution
The fourth proportional to 13,228,271.10, 19,842,399.36 and 4,131,148.14 is: 6,196,719.93
Step by Step Solution
- Step 1: Write the proportion equation
13,228,271.10 : 19,842,399.36 = 4,131,148.14 : x - Step 2: Convert to fraction form
13,228,271.10/19,842,399.36 = 4,131,148.14/x - Step 3: Cross multiply
13,228,271.10x = 19,842,399.36 × 4,131,148.14 - Step 4: Simplify right side
13,228,271.10x = 81,971,891,209,201.19 - Step 5: Solve for x
x = 81,971,891,209,201.19/13,228,271.10 - Step 6: Final answer
x = 6,196,719.93
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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.