Finding the Fourth Proportional to 25,665,054.24, 38,497,581.36 and 8,625,727.20
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Solution
The fourth proportional to 25,665,054.24, 38,497,581.36 and 8,625,727.20 is: 12,938,590.80
Step by Step Solution
- Step 1: Write the proportion equation
25,665,054.24 : 38,497,581.36 = 8,625,727.20 : x - Step 2: Convert to fraction form
25,665,054.24/38,497,581.36 = 8,625,727.20/x - Step 3: Cross multiply
25,665,054.24x = 38,497,581.36 × 8,625,727.20 - Step 4: Simplify right side
25,665,054.24x = 332,069,634,671,164.94 - Step 5: Solve for x
x = 332,069,634,671,164.94/25,665,054.24 - Step 6: Final answer
x = 12,938,590.80
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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.