Finding the Fourth Proportional to 33,879,038.84, 46,753,369.62 and 18,409,123.16
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Solution
The fourth proportional to 33,879,038.84, 46,753,369.62 and 18,409,123.16 is: 25,404,750.81
Step by Step Solution
- Step 1: Write the proportion equation
33,879,038.84 : 46,753,369.62 = 18,409,123.16 : x - Step 2: Convert to fraction form
33,879,038.84/46,753,369.62 = 18,409,123.16/x - Step 3: Cross multiply
33,879,038.84x = 46,753,369.62 × 18,409,123.16 - Step 4: Simplify right side
33,879,038.84x = 860,688,539,479,582.38 - Step 5: Solve for x
x = 860,688,539,479,582.38/33,879,038.84 - Step 6: Final answer
x = 25,404,750.81
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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.