Finding the Fourth Proportional to 19,553,409.08, 29,330,113.71 and 10,427,859.74
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Solution
The fourth proportional to 19,553,409.08, 29,330,113.71 and 10,427,859.74 is: 15,641,789.65
Step by Step Solution
- Step 1: Write the proportion equation
19,553,409.08 : 29,330,113.71 = 10,427,859.74 : x - Step 2: Convert to fraction form
19,553,409.08/29,330,113.71 = 10,427,859.74/x - Step 3: Cross multiply
19,553,409.08x = 29,330,113.71 × 10,427,859.74 - Step 4: Simplify right side
19,553,409.08x = 305,850,311,779,480.44 - Step 5: Solve for x
x = 305,850,311,779,480.44/19,553,409.08 - Step 6: Final answer
x = 15,641,789.65
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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.