Finding the Fourth Proportional to 12,667,815.99, 17,496,114.35 and 8,336,239.74
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Solution
The fourth proportional to 12,667,815.99, 17,496,114.35 and 8,336,239.74 is: 11,513,571.39
Step by Step Solution
- Step 1: Write the proportion equation
12,667,815.99 : 17,496,114.35 = 8,336,239.74 : x - Step 2: Convert to fraction form
12,667,815.99/17,496,114.35 = 8,336,239.74/x - Step 3: Cross multiply
12,667,815.99x = 17,496,114.35 × 8,336,239.74 - Step 4: Simplify right side
12,667,815.99x = 145,851,803,698,373.06 - Step 5: Solve for x
x = 145,851,803,698,373.06/12,667,815.99 - Step 6: Final answer
x = 11,513,571.39
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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.