Finding the Fourth Proportional to 11,523,973.98, 15,903,051.45 and 6,367,298.79
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Solution
The fourth proportional to 11,523,973.98, 15,903,051.45 and 6,367,298.79 is: 8,786,854.30
Step by Step Solution
- Step 1: Write the proportion equation
11,523,973.98 : 15,903,051.45 = 6,367,298.79 : x - Step 2: Convert to fraction form
11,523,973.98/15,903,051.45 = 6,367,298.79/x - Step 3: Cross multiply
11,523,973.98x = 15,903,051.45 × 6,367,298.79 - Step 4: Simplify right side
11,523,973.98x = 101,259,480,326,467.88 - Step 5: Solve for x
x = 101,259,480,326,467.88/11,523,973.98 - Step 6: Final answer
x = 8,786,854.30
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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.