Finding the Fourth Proportional to 12,896,395.05, 17,797,024.35 and 7,095,052.20
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Solution
The fourth proportional to 12,896,395.05, 17,797,024.35 and 7,095,052.20 is: 9,791,171.59
Step by Step Solution
- Step 1: Write the proportion equation
12,896,395.05 : 17,797,024.35 = 7,095,052.20 : x - Step 2: Convert to fraction form
12,896,395.05/17,797,024.35 = 7,095,052.20/x - Step 3: Cross multiply
12,896,395.05x = 17,797,024.35 × 7,095,052.20 - Step 4: Simplify right side
12,896,395.05x = 126,270,816,767,921.08 - Step 5: Solve for x
x = 126,270,816,767,921.08/12,896,395.05 - Step 6: Final answer
x = 9,791,171.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.