Finding the Fourth Proportional to 12,686,173.36, 17,506,927.92 and 6,884,953.36
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Solution
The fourth proportional to 12,686,173.36, 17,506,927.92 and 6,884,953.36 is: 9,501,240.35
Step by Step Solution
- Step 1: Write the proportion equation
12,686,173.36 : 17,506,927.92 = 6,884,953.36 : x - Step 2: Convert to fraction form
12,686,173.36/17,506,927.92 = 6,884,953.36/x - Step 3: Cross multiply
12,686,173.36x = 17,506,927.92 × 6,884,953.36 - Step 4: Simplify right side
12,686,173.36x = 120,534,382,206,081.83 - Step 5: Solve for x
x = 120,534,382,206,081.83/12,686,173.36 - Step 6: Final answer
x = 9,501,240.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.