Finding the Fourth Proportional to 11,071,904.01, 15,279,670.35 and 6,177,553.80
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Solution
The fourth proportional to 11,071,904.01, 15,279,670.35 and 6,177,553.80 is: 8,525,271.31
Step by Step Solution
- Step 1: Write the proportion equation
11,071,904.01 : 15,279,670.35 = 6,177,553.80 : x - Step 2: Convert to fraction form
11,071,904.01/15,279,670.35 = 6,177,553.80/x - Step 3: Cross multiply
11,071,904.01x = 15,279,670.35 × 6,177,553.80 - Step 4: Simplify right side
11,071,904.01x = 94,390,985,633,389.83 - Step 5: Solve for x
x = 94,390,985,633,389.83/11,071,904.01 - Step 6: Final answer
x = 8,525,271.31
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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.