Finding the Fourth Proportional to 6,746,664.13, 10,119,988.34 and 2,197,705.58
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Solution
The fourth proportional to 6,746,664.13, 10,119,988.34 and 2,197,705.58 is: 3,296,555.81
Step by Step Solution
- Step 1: Write the proportion equation
6,746,664.13 : 10,119,988.34 = 2,197,705.58 : x - Step 2: Convert to fraction form
6,746,664.13/10,119,988.34 = 2,197,705.58/x - Step 3: Cross multiply
6,746,664.13x = 10,119,988.34 × 2,197,705.58 - Step 4: Simplify right side
6,746,664.13x = 22,240,754,871,342.62 - Step 5: Solve for x
x = 22,240,754,871,342.62/6,746,664.13 - Step 6: Final answer
x = 3,296,555.81
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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.