Finding the Fourth Proportional to 6,818,145.36, 10,224,560.16 and 2,555,988
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Solution
The fourth proportional to 6,818,145.36, 10,224,560.16 and 2,555,988 is: 3,832,985.61
Step by Step Solution
- Step 1: Write the proportion equation
6,818,145.36 : 10,224,560.16 = 2,555,988 : x - Step 2: Convert to fraction form
6,818,145.36/10,224,560.16 = 2,555,988/x - Step 3: Cross multiply
6,818,145.36x = 10,224,560.16 × 2,555,988 - Step 4: Simplify right side
6,818,145.36x = 26,133,853,074,238.08 - Step 5: Solve for x
x = 26,133,853,074,238.08/6,818,145.36 - Step 6: Final answer
x = 3,832,985.61
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1.5x scale
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.