Finding the Fourth Proportional to 10,266,705.36, 14,168,053.68 and 5,683,026.74
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Solution
The fourth proportional to 10,266,705.36, 14,168,053.68 and 5,683,026.74 is: 7,842,577.05
Step by Step Solution
- Step 1: Write the proportion equation
10,266,705.36 : 14,168,053.68 = 5,683,026.74 : x - Step 2: Convert to fraction form
10,266,705.36/14,168,053.68 = 5,683,026.74/x - Step 3: Cross multiply
10,266,705.36x = 14,168,053.68 × 5,683,026.74 - Step 4: Simplify right side
10,266,705.36x = 80,517,427,825,043.78 - Step 5: Solve for x
x = 80,517,427,825,043.78/10,266,705.36 - Step 6: Final answer
x = 7,842,577.05
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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.