Finding the Fourth Proportional to 26,852,044.70, 40,278,067.05 and 7,683,427.10
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Solution
The fourth proportional to 26,852,044.70, 40,278,067.05 and 7,683,427.10 is: 11,525,140.65
Step by Step Solution
- Step 1: Write the proportion equation
26,852,044.70 : 40,278,067.05 = 7,683,427.10 : x - Step 2: Convert to fraction form
26,852,044.70/40,278,067.05 = 7,683,427.10/x - Step 3: Cross multiply
26,852,044.70x = 40,278,067.05 × 7,683,427.10 - Step 4: Simplify right side
26,852,044.70x = 309,473,591,907,587 - Step 5: Solve for x
x = 309,473,591,907,587/26,852,044.70 - Step 6: Final answer
x = 11,525,140.65
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Similar ratio
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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.